Finding the Fourth Proportional to 10,726.32, 16,085.43 and 5,177.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,726.32 : 16,085.43 = 5,177.82 : x
2. Step 2: Convert to fraction form
   10,726.32/16,085.43 = 5,177.82/x
3. Step 3: Cross multiply
   10,726.32x = 16,085.43 × 5,177.82
4. Step 4: Simplify right side
   10,726.32x = 83,287,461.16
5. Step 5: Solve for x
   x = 83,287,461.16/10,726.32
6. Step 6: Final answer
   x = 7,764.77