Finding the Third Proportional to 3,504,387 and 5,123,537.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,504,387 : 5,123,537.50 = 5,123,537.50 : x
2. Step 2: Convert to fraction form
   3,504,387/5,123,537.50 = 5,123,537.50/x
3. Step 3: Cross multiply
   3,504,387x = 5,123,537.50 × 5,123,537.50
4. Step 4: Simplify right side
   3,504,387x = 26,250,636,513,906.25
5. Step 5: Solve for x
   x = 26,250,636,513,906.25/3,504,387
6. Step 6: Final answer
   x = 7,490,792.69