Finding the Third Proportional to 4,661,388 and 10,988,077.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,661,388 : 10,988,077.50 = 10,988,077.50 : x
2. Step 2: Convert to fraction form
   4,661,388/10,988,077.50 = 10,988,077.50/x
3. Step 3: Cross multiply
   4,661,388x = 10,988,077.50 × 10,988,077.50
4. Step 4: Simplify right side
   4,661,388x = 120,737,847,146,006.25
5. Step 5: Solve for x
   x = 120,737,847,146,006.25/4,661,388
6. Step 6: Final answer
   x = 25,901,694.33