Finding the Third Proportional to 57,789,474 and 84,610,933.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,789,474 : 84,610,933.50 = 84,610,933.50 : x
2. Step 2: Convert to fraction form
   57,789,474/84,610,933.50 = 84,610,933.50/x
3. Step 3: Cross multiply
   57,789,474x = 84,610,933.50 × 84,610,933.50
4. Step 4: Simplify right side
   57,789,474x = 7,159,010,067,741,422
5. Step 5: Solve for x
   x = 7,159,010,067,741,422/57,789,474
6. Step 6: Final answer
   x = 123,880,865.70