Finding the Fourth Proportional to 42,015.62, 57,982.81 and 23,153.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,015.62 : 57,982.81 = 23,153.96 : x
2. Step 2: Convert to fraction form
   42,015.62/57,982.81 = 23,153.96/x
3. Step 3: Cross multiply
   42,015.62x = 57,982.81 × 23,153.96
4. Step 4: Simplify right side
   42,015.62x = 1,342,531,663.43
5. Step 5: Solve for x
   x = 1,342,531,663.43/42,015.62
6. Step 6: Final answer
   x = 31,953.16