Finding the Third Proportional to 366,151.50 and 488,713.50

Step by Step Solution

1. Step 1: Write the proportion equation
   366,151.50 : 488,713.50 = 488,713.50 : x
2. Step 2: Convert to fraction form
   366,151.50/488,713.50 = 488,713.50/x
3. Step 3: Cross multiply
   366,151.50x = 488,713.50 × 488,713.50
4. Step 4: Simplify right side
   366,151.50x = 238,840,885,082.25
5. Step 5: Solve for x
   x = 238,840,885,082.25/366,151.50
6. Step 6: Final answer
   x = 652,300.71