Finding the Third Proportional to 359,227.50 and 598,687.50

Step by Step Solution

1. Step 1: Write the proportion equation
   359,227.50 : 598,687.50 = 598,687.50 : x
2. Step 2: Convert to fraction form
   359,227.50/598,687.50 = 598,687.50/x
3. Step 3: Cross multiply
   359,227.50x = 598,687.50 × 598,687.50
4. Step 4: Simplify right side
   359,227.50x = 358,426,722,656.25
5. Step 5: Solve for x
   x = 358,426,722,656.25/359,227.50
6. Step 6: Final answer
   x = 997,770.84