Finding the Third Proportional to 115,143.75 and 252,522

Step by Step Solution

1. Step 1: Write the proportion equation
   115,143.75 : 252,522 = 252,522 : x
2. Step 2: Convert to fraction form
   115,143.75/252,522 = 252,522/x
3. Step 3: Cross multiply
   115,143.75x = 252,522 × 252,522
4. Step 4: Simplify right side
   115,143.75x = 63,767,360,484
5. Step 5: Solve for x
   x = 63,767,360,484/115,143.75
6. Step 6: Final answer
   x = 553,806.53