Finding the Third Proportional to 598,909.50 and 925,123.50

Step by Step Solution

1. Step 1: Write the proportion equation
   598,909.50 : 925,123.50 = 925,123.50 : x
2. Step 2: Convert to fraction form
   598,909.50/925,123.50 = 925,123.50/x
3. Step 3: Cross multiply
   598,909.50x = 925,123.50 × 925,123.50
4. Step 4: Simplify right side
   598,909.50x = 855,853,490,252.25
5. Step 5: Solve for x
   x = 855,853,490,252.25/598,909.50
6. Step 6: Final answer
   x = 1,429,019.73