Finding the Fourth Proportional to 10,866.35, 14,995.55 and 5,898.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,866.35 : 14,995.55 = 5,898.35 : x
2. Step 2: Convert to fraction form
   10,866.35/14,995.55 = 5,898.35/x
3. Step 3: Cross multiply
   10,866.35x = 14,995.55 × 5,898.35
4. Step 4: Simplify right side
   10,866.35x = 88,449,002.34
5. Step 5: Solve for x
   x = 88,449,002.34/10,866.35
6. Step 6: Final answer
   x = 8,139.72