Finding the Fourth Proportional to 7,101.24, 10,637.28 and 3,981.12

Step by Step Solution

1. Step 1: Write the proportion equation
   7,101.24 : 10,637.28 = 3,981.12 : x
2. Step 2: Convert to fraction form
   7,101.24/10,637.28 = 3,981.12/x
3. Step 3: Cross multiply
   7,101.24x = 10,637.28 × 3,981.12
4. Step 4: Simplify right side
   7,101.24x = 42,348,288.15
5. Step 5: Solve for x
   x = 42,348,288.15/7,101.24
6. Step 6: Final answer
   x = 5,963.51