Finding the Third Proportional to 61,359 and 131,458.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,359 : 131,458.50 = 131,458.50 : x
2. Step 2: Convert to fraction form
   61,359/131,458.50 = 131,458.50/x
3. Step 3: Cross multiply
   61,359x = 131,458.50 × 131,458.50
4. Step 4: Simplify right side
   61,359x = 17,281,337,222.25
5. Step 5: Solve for x
   x = 17,281,337,222.25/61,359
6. Step 6: Final answer
   x = 281,643.07