Finding the Fourth Proportional to 41,931.81, 57,868.71 and 23,070.15

Step by Step Solution

1. Step 1: Write the proportion equation
   41,931.81 : 57,868.71 = 23,070.15 : x
2. Step 2: Convert to fraction form
   41,931.81/57,868.71 = 23,070.15/x
3. Step 3: Cross multiply
   41,931.81x = 57,868.71 × 23,070.15
4. Step 4: Simplify right side
   41,931.81x = 1,335,039,820.01
5. Step 5: Solve for x
   x = 1,335,039,820.01/41,931.81
6. Step 6: Final answer
   x = 31,838.35