Finding the Fourth Proportional to 10,438.32, 15,653.37 and 3,860.00

Step by Step Solution

1. Step 1: Write the proportion equation
   10,438.32 : 15,653.37 = 3,860.00 : x
2. Step 2: Convert to fraction form
   10,438.32/15,653.37 = 3,860.00/x
3. Step 3: Cross multiply
   10,438.32x = 15,653.37 × 3,860.00
4. Step 4: Simplify right side
   10,438.32x = 60,421,929.93
5. Step 5: Solve for x
   x = 60,421,929.93/10,438.32
6. Step 6: Final answer
   x = 5,788.47