Finding the Fourth Proportional to 23,148.39, 31,944.18 and 13,077.87

Step by Step Solution

1. Step 1: Write the proportion equation
   23,148.39 : 31,944.18 = 13,077.87 : x
2. Step 2: Convert to fraction form
   23,148.39/31,944.18 = 13,077.87/x
3. Step 3: Cross multiply
   23,148.39x = 31,944.18 × 13,077.87
4. Step 4: Simplify right side
   23,148.39x = 417,761,833.30
5. Step 5: Solve for x
   x = 417,761,833.30/23,148.39
6. Step 6: Final answer
   x = 18,047.12