Finding the Fourth Proportional to 9,026.66, 12,454.34 and 5,487.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,026.66 : 12,454.34 = 5,487.37 : x
2. Step 2: Convert to fraction form
   9,026.66/12,454.34 = 5,487.37/x
3. Step 3: Cross multiply
   9,026.66x = 12,454.34 × 5,487.37
4. Step 4: Simplify right side
   9,026.66x = 68,341,554.27
5. Step 5: Solve for x
   x = 68,341,554.27/9,026.66
6. Step 6: Final answer
   x = 7,571.08