Finding the Fourth Proportional to 57,321.23, 79,101.83 and 31,826.81

Step by Step Solution

1. Step 1: Write the proportion equation
   57,321.23 : 79,101.83 = 31,826.81 : x
2. Step 2: Convert to fraction form
   57,321.23/79,101.83 = 31,826.81/x
3. Step 3: Cross multiply
   57,321.23x = 79,101.83 × 31,826.81
4. Step 4: Simplify right side
   57,321.23x = 2,517,558,359.42
5. Step 5: Solve for x
   x = 2,517,558,359.42/57,321.23
6. Step 6: Final answer
   x = 43,920.18