Finding the Fourth Proportional to 9,048.18, 12,488.13 and 5,904.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,048.18 : 12,488.13 = 5,904.30 : x
2. Step 2: Convert to fraction form
   9,048.18/12,488.13 = 5,904.30/x
3. Step 3: Cross multiply
   9,048.18x = 12,488.13 × 5,904.30
4. Step 4: Simplify right side
   9,048.18x = 73,733,665.96
5. Step 5: Solve for x
   x = 73,733,665.96/9,048.18
6. Step 6: Final answer
   x = 8,149.01