Finding the Third Proportional to 81,759,632 and 178,034,464

Step by Step Solution

1. Step 1: Write the proportion equation
   81,759,632 : 178,034,464 = 178,034,464 : x
2. Step 2: Convert to fraction form
   81,759,632/178,034,464 = 178,034,464/x
3. Step 3: Cross multiply
   81,759,632x = 178,034,464 × 178,034,464
4. Step 4: Simplify right side
   81,759,632x = 31,696,270,371,767,296
5. Step 5: Solve for x
   x = 31,696,270,371,767,296/81,759,632
6. Step 6: Final answer
   x = 387,676,284.69