Finding the Fourth Proportional to 7,311.47, 10,088.82 and 4,123.58

Step by Step Solution

1. Step 1: Write the proportion equation
   7,311.47 : 10,088.82 = 4,123.58 : x
2. Step 2: Convert to fraction form
   7,311.47/10,088.82 = 4,123.58/x
3. Step 3: Cross multiply
   7,311.47x = 10,088.82 × 4,123.58
4. Step 4: Simplify right side
   7,311.47x = 41,602,005.93
5. Step 5: Solve for x
   x = 41,602,005.93/7,311.47
6. Step 6: Final answer
   x = 5,689.97