Finding the Fourth Proportional to 10,390.01, 15,591.85 and 3,816.26

Step by Step Solution

1. Step 1: Write the proportion equation
   10,390.01 : 15,591.85 = 3,816.26 : x
2. Step 2: Convert to fraction form
   10,390.01/15,591.85 = 3,816.26/x
3. Step 3: Cross multiply
   10,390.01x = 15,591.85 × 3,816.26
4. Step 4: Simplify right side
   10,390.01x = 59,502,475.52
5. Step 5: Solve for x
   x = 59,502,475.52/10,390.01
6. Step 6: Final answer
   x = 5,726.89