Finding the Fourth Proportional to 10,866.06, 14,995.10 and 5,898.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,866.06 : 14,995.10 = 5,898.06 : x
2. Step 2: Convert to fraction form
   10,866.06/14,995.10 = 5,898.06/x
3. Step 3: Cross multiply
   10,866.06x = 14,995.10 × 5,898.06
4. Step 4: Simplify right side
   10,866.06x = 88,441,999.51
5. Step 5: Solve for x
   x = 88,441,999.51/10,866.06
6. Step 6: Final answer
   x = 8,139.29