Finding the Third Proportional to 81,707,490 and 175,071,610

Step by Step Solution

1. Step 1: Write the proportion equation
   81,707,490 : 175,071,610 = 175,071,610 : x
2. Step 2: Convert to fraction form
   81,707,490/175,071,610 = 175,071,610/x
3. Step 3: Cross multiply
   81,707,490x = 175,071,610 × 175,071,610
4. Step 4: Simplify right side
   81,707,490x = 30,650,068,627,992,100
5. Step 5: Solve for x
   x = 30,650,068,627,992,100/81,707,490
6. Step 6: Final answer
   x = 375,119,449.00