Finding the Third Proportional to 627,139.50 and 925,947

Step by Step Solution

1. Step 1: Write the proportion equation
   627,139.50 : 925,947 = 925,947 : x
2. Step 2: Convert to fraction form
   627,139.50/925,947 = 925,947/x
3. Step 3: Cross multiply
   627,139.50x = 925,947 × 925,947
4. Step 4: Simplify right side
   627,139.50x = 857,377,846,809
5. Step 5: Solve for x
   x = 857,377,846,809/627,139.50
6. Step 6: Final answer
   x = 1,367,124.61