Finding the Fourth Proportional to 8,875.54, 13,294.59 and 5,354.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,875.54 : 13,294.59 = 5,354.56 : x
2. Step 2: Convert to fraction form
   8,875.54/13,294.59 = 5,354.56/x
3. Step 3: Cross multiply
   8,875.54x = 13,294.59 × 5,354.56
4. Step 4: Simplify right side
   8,875.54x = 71,186,679.83
5. Step 5: Solve for x
   x = 71,186,679.83/8,875.54
6. Step 6: Final answer
   x = 8,020.55