Finding the Third Proportional to 72,487,030,008 and 147,040,937,860

Step by Step Solution

1. Step 1: Write the proportion equation
   72,487,030,008 : 147,040,937,860 = 147,040,937,860 : x
2. Step 2: Convert to fraction form
   72,487,030,008/147,040,937,860 = 147,040,937,860/x
3. Step 3: Cross multiply
   72,487,030,008x = 147,040,937,860 × 147,040,937,860
4. Step 4: Simplify right side
   72,487,030,008x = 21,621,037,406,748,382,593,024
5. Step 5: Solve for x
   x = 21,621,037,406,748,382,593,024/72,487,030,008
6. Step 6: Final answer
   x = 298,274,565,868.71