Finding the Fourth Proportional to 3,642.17, 5,025.71 and 2,070.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,642.17 : 5,025.71 = 2,070.23 : x
2. Step 2: Convert to fraction form
   3,642.17/5,025.71 = 2,070.23/x
3. Step 3: Cross multiply
   3,642.17x = 5,025.71 × 2,070.23
4. Step 4: Simplify right side
   3,642.17x = 10,404,355.66
5. Step 5: Solve for x
   x = 10,404,355.66/3,642.17
6. Step 6: Final answer
   x = 2,856.64