Finding the Third Proportional to 131,393.25 and 272,119.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,393.25 : 272,119.50 = 272,119.50 : x
2. Step 2: Convert to fraction form
   131,393.25/272,119.50 = 272,119.50/x
3. Step 3: Cross multiply
   131,393.25x = 272,119.50 × 272,119.50
4. Step 4: Simplify right side
   131,393.25x = 74,049,022,280.25
5. Step 5: Solve for x
   x = 74,049,022,280.25/131,393.25
6. Step 6: Final answer
   x = 563,567.93