Finding the Third Proportional to 243,656.50 and 375,000

Step by Step Solution

1. Step 1: Write the proportion equation
   243,656.50 : 375,000 = 375,000 : x
2. Step 2: Convert to fraction form
   243,656.50/375,000 = 375,000/x
3. Step 3: Cross multiply
   243,656.50x = 375,000 × 375,000
4. Step 4: Simplify right side
   243,656.50x = 140,625,000,000
5. Step 5: Solve for x
   x = 140,625,000,000/243,656.50
6. Step 6: Final answer
   x = 577,144.46