Finding the Fourth Proportional to 123,498.64, 170,425.90 and 69,782.52

Step by Step Solution

1. Step 1: Write the proportion equation
   123,498.64 : 170,425.90 = 69,782.52 : x
2. Step 2: Convert to fraction form
   123,498.64/170,425.90 = 69,782.52/x
3. Step 3: Cross multiply
   123,498.64x = 170,425.90 × 69,782.52
4. Step 4: Simplify right side
   123,498.64x = 11,892,748,775.27
5. Step 5: Solve for x
   x = 11,892,748,775.27/123,498.64
6. Step 6: Final answer
   x = 96,298.62