Finding the Third Proportional to 59,930,469 and 89,731,678.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,930,469 : 89,731,678.50 = 89,731,678.50 : x
2. Step 2: Convert to fraction form
   59,930,469/89,731,678.50 = 89,731,678.50/x
3. Step 3: Cross multiply
   59,930,469x = 89,731,678.50 × 89,731,678.50
4. Step 4: Simplify right side
   59,930,469x = 8,051,774,126,427,362
5. Step 5: Solve for x
   x = 8,051,774,126,427,362/59,930,469
6. Step 6: Final answer
   x = 134,351,929.17