Finding the Third Proportional to 59,454 and 129,964.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,454 : 129,964.50 = 129,964.50 : x
2. Step 2: Convert to fraction form
   59,454/129,964.50 = 129,964.50/x
3. Step 3: Cross multiply
   59,454x = 129,964.50 × 129,964.50
4. Step 4: Simplify right side
   59,454x = 16,890,771,260.25
5. Step 5: Solve for x
   x = 16,890,771,260.25/59,454
6. Step 6: Final answer
   x = 284,098.15