Finding the Third Proportional to 11,146,359 and 15,696,427.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,146,359 : 15,696,427.50 = 15,696,427.50 : x
2. Step 2: Convert to fraction form
   11,146,359/15,696,427.50 = 15,696,427.50/x
3. Step 3: Cross multiply
   11,146,359x = 15,696,427.50 × 15,696,427.50
4. Step 4: Simplify right side
   11,146,359x = 246,377,836,262,756.25
5. Step 5: Solve for x
   x = 246,377,836,262,756.25/11,146,359
6. Step 6: Final answer
   x = 22,103,884.89