Finding the Fourth Proportional to 56,700.69, 85,026.43 and 17,248.69

Step by Step Solution

1. Step 1: Write the proportion equation
   56,700.69 : 85,026.43 = 17,248.69 : x
2. Step 2: Convert to fraction form
   56,700.69/85,026.43 = 17,248.69/x
3. Step 3: Cross multiply
   56,700.69x = 85,026.43 × 17,248.69
4. Step 4: Simplify right side
   56,700.69x = 1,466,594,532.88
5. Step 5: Solve for x
   x = 1,466,594,532.88/56,700.69
6. Step 6: Final answer
   x = 25,865.55