Finding the Third Proportional to 12,417.75 and 29,287.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,417.75 : 29,287.69 = 29,287.69 : x
2. Step 2: Convert to fraction form
   12,417.75/29,287.69 = 29,287.69/x
3. Step 3: Cross multiply
   12,417.75x = 29,287.69 × 29,287.69
4. Step 4: Simplify right side
   12,417.75x = 857,768,639.10
5. Step 5: Solve for x
   x = 857,768,639.10/12,417.75
6. Step 6: Final answer
   x = 69,076.01