Finding the Fourth Proportional to 8,978.88, 13,475.25 and 6,224.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,978.88 : 13,475.25 = 6,224.82 : x
2. Step 2: Convert to fraction form
   8,978.88/13,475.25 = 6,224.82/x
3. Step 3: Cross multiply
   8,978.88x = 13,475.25 × 6,224.82
4. Step 4: Simplify right side
   8,978.88x = 83,881,005.71
5. Step 5: Solve for x
   x = 83,881,005.71/8,978.88
6. Step 6: Final answer
   x = 9,342.03