Finding the Third Proportional to 42,084,146 and 90,560,164

Step by Step Solution

1. Step 1: Write the proportion equation
   42,084,146 : 90,560,164 = 90,560,164 : x
2. Step 2: Convert to fraction form
   42,084,146/90,560,164 = 90,560,164/x
3. Step 3: Cross multiply
   42,084,146x = 90,560,164 × 90,560,164
4. Step 4: Simplify right side
   42,084,146x = 8,201,143,303,706,896
5. Step 5: Solve for x
   x = 8,201,143,303,706,896/42,084,146
6. Step 6: Final answer
   x = 194,874,889.55