Finding the Third Proportional to 9,002,434,161,272 and 12,146,397,405,942

Step by Step Solution

1. Step 1: Write the proportion equation
   9,002,434,161,272 : 12,146,397,405,942 = 12,146,397,405,942 : x
2. Step 2: Convert to fraction form
   9,002,434,161,272/12,146,397,405,942 = 12,146,397,405,942/x
3. Step 3: Cross multiply
   9,002,434,161,272x = 12,146,397,405,942 × 12,146,397,405,942
4. Step 4: Simplify right side
   9,002,434,161,272x = 147,534,969,943,074,546,045,157,376
5. Step 5: Solve for x
   x = 147,534,969,943,074,546,045,157,376/9,002,434,161,272
6. Step 6: Final answer
   x = 16,388,342,008,405.04