Finding the Fourth Proportional to 11,862.12, 17,798.34 and 5,626.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,862.12 : 17,798.34 = 5,626.50 : x
2. Step 2: Convert to fraction form
   11,862.12/17,798.34 = 5,626.50/x
3. Step 3: Cross multiply
   11,862.12x = 17,798.34 × 5,626.50
4. Step 4: Simplify right side
   11,862.12x = 100,142,360.01
5. Step 5: Solve for x
   x = 100,142,360.01/11,862.12
6. Step 6: Final answer
   x = 8,442.20