Finding the Fourth Proportional to 10,372.18, 15,559.98 and 3,807.58

Step by Step Solution

1. Step 1: Write the proportion equation
   10,372.18 : 15,559.98 = 3,807.58 : x
2. Step 2: Convert to fraction form
   10,372.18/15,559.98 = 3,807.58/x
3. Step 3: Cross multiply
   10,372.18x = 15,559.98 × 3,807.58
4. Step 4: Simplify right side
   10,372.18x = 59,245,868.65
5. Step 5: Solve for x
   x = 59,245,868.65/10,372.18
6. Step 6: Final answer
   x = 5,712.00