Finding the Fourth Proportional to 42,015.84, 57,981.54 and 23,152.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,015.84 : 57,981.54 = 23,152.96 : x
2. Step 2: Convert to fraction form
   42,015.84/57,981.54 = 23,152.96/x
3. Step 3: Cross multiply
   42,015.84x = 57,981.54 × 23,152.96
4. Step 4: Simplify right side
   42,015.84x = 1,342,444,276.36
5. Step 5: Solve for x
   x = 1,342,444,276.36/42,015.84
6. Step 6: Final answer
   x = 31,950.91