Finding the Fourth Proportional to 10,387.77, 15,587.82 and 4,150.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,387.77 : 15,587.82 = 4,150.73 : x
2. Step 2: Convert to fraction form
   10,387.77/15,587.82 = 4,150.73/x
3. Step 3: Cross multiply
   10,387.77x = 15,587.82 × 4,150.73
4. Step 4: Simplify right side
   10,387.77x = 64,700,754.17
5. Step 5: Solve for x
   x = 64,700,754.17/10,387.77
6. Step 6: Final answer
   x = 6,228.55