Finding the Fourth Proportional to 9,005.84, 12,420.92 and 5,468.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,005.84 : 12,420.92 = 5,468.98 : x
2. Step 2: Convert to fraction form
   9,005.84/12,420.92 = 5,468.98/x
3. Step 3: Cross multiply
   9,005.84x = 12,420.92 × 5,468.98
4. Step 4: Simplify right side
   9,005.84x = 67,929,763.06
5. Step 5: Solve for x
   x = 67,929,763.06/9,005.84
6. Step 6: Final answer
   x = 7,542.86