Finding the Fourth Proportional to 7,499.17, 10,347.97 and 4,141.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,499.17 : 10,347.97 = 4,141.78 : x
2. Step 2: Convert to fraction form
   7,499.17/10,347.97 = 4,141.78/x
3. Step 3: Cross multiply
   7,499.17x = 10,347.97 × 4,141.78
4. Step 4: Simplify right side
   7,499.17x = 42,859,044.94
5. Step 5: Solve for x
   x = 42,859,044.94/7,499.17
6. Step 6: Final answer
   x = 5,715.17