Finding the Fourth Proportional to 3,642.17, 5,024.63 and 2,150.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,642.17 : 5,024.63 = 2,150.15 : x
2. Step 2: Convert to fraction form
   3,642.17/5,024.63 = 2,150.15/x
3. Step 3: Cross multiply
   3,642.17x = 5,024.63 × 2,150.15
4. Step 4: Simplify right side
   3,642.17x = 10,803,688.45
5. Step 5: Solve for x
   x = 10,803,688.45/3,642.17
6. Step 6: Final answer
   x = 2,966.28