Finding the Third Proportional to 113,532 and 243,375

Step by Step Solution

1. Step 1: Write the proportion equation
   113,532 : 243,375 = 243,375 : x
2. Step 2: Convert to fraction form
   113,532/243,375 = 243,375/x
3. Step 3: Cross multiply
   113,532x = 243,375 × 243,375
4. Step 4: Simplify right side
   113,532x = 59,231,390,625
5. Step 5: Solve for x
   x = 59,231,390,625/113,532
6. Step 6: Final answer
   x = 521,715.38