Finding the Third Proportional to 6,620,839.50 and 10,123,716

Step by Step Solution

1. Step 1: Write the proportion equation
   6,620,839.50 : 10,123,716 = 10,123,716 : x
2. Step 2: Convert to fraction form
   6,620,839.50/10,123,716 = 10,123,716/x
3. Step 3: Cross multiply
   6,620,839.50x = 10,123,716 × 10,123,716
4. Step 4: Simplify right side
   6,620,839.50x = 102,489,625,648,656
5. Step 5: Solve for x
   x = 102,489,625,648,656/6,620,839.50
6. Step 6: Final answer
   x = 15,479,853.52