Finding the Fourth Proportional to 13,032.98, 17,978.88 and 8,244.86

Step by Step Solution

1. Step 1: Write the proportion equation
   13,032.98 : 17,978.88 = 8,244.86 : x
2. Step 2: Convert to fraction form
   13,032.98/17,978.88 = 8,244.86/x
3. Step 3: Cross multiply
   13,032.98x = 17,978.88 × 8,244.86
4. Step 4: Simplify right side
   13,032.98x = 148,233,258.66
5. Step 5: Solve for x
   x = 148,233,258.66/13,032.98
6. Step 6: Final answer
   x = 11,373.71