Finding the Fourth Proportional to 31,096.68, 42,887.52 and 22,581.96

Step by Step Solution

1. Step 1: Write the proportion equation
   31,096.68 : 42,887.52 = 22,581.96 : x
2. Step 2: Convert to fraction form
   31,096.68/42,887.52 = 22,581.96/x
3. Step 3: Cross multiply
   31,096.68x = 42,887.52 × 22,581.96
4. Step 4: Simplify right side
   31,096.68x = 968,484,261.14
5. Step 5: Solve for x
   x = 968,484,261.14/31,096.68
6. Step 6: Final answer
   x = 31,144.30