Finding the Third Proportional to 339,131.25 and 524,875.88

Step by Step Solution

1. Step 1: Write the proportion equation
   339,131.25 : 524,875.88 = 524,875.88 : x
2. Step 2: Convert to fraction form
   339,131.25/524,875.88 = 524,875.88/x
3. Step 3: Cross multiply
   339,131.25x = 524,875.88 × 524,875.88
4. Step 4: Simplify right side
   339,131.25x = 275,494,684,157.02
5. Step 5: Solve for x
   x = 275,494,684,157.02/339,131.25
6. Step 6: Final answer
   x = 812,354.17