Finding the Fourth Proportional to 9,485.32, 13,089.72 and 5,508.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,485.32 : 13,089.72 = 5,508.76 : x
2. Step 2: Convert to fraction form
   9,485.32/13,089.72 = 5,508.76/x
3. Step 3: Cross multiply
   9,485.32x = 13,089.72 × 5,508.76
4. Step 4: Simplify right side
   9,485.32x = 72,108,125.95
5. Step 5: Solve for x
   x = 72,108,125.95/9,485.32
6. Step 6: Final answer
   x = 7,602.08