Finding the Fourth Proportional to 57,322.16, 79,103.47 and 31,827.21

Step by Step Solution

1. Step 1: Write the proportion equation
   57,322.16 : 79,103.47 = 31,827.21 : x
2. Step 2: Convert to fraction form
   57,322.16/79,103.47 = 31,827.21/x
3. Step 3: Cross multiply
   57,322.16x = 79,103.47 × 31,827.21
4. Step 4: Simplify right side
   57,322.16x = 2,517,642,196.77
5. Step 5: Solve for x
   x = 2,517,642,196.77/57,322.16
6. Step 6: Final answer
   x = 43,920.92