Finding the Fourth Proportional to 42,312.30, 58,392.93 and 23,449.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,312.30 : 58,392.93 = 23,449.42 : x
2. Step 2: Convert to fraction form
   42,312.30/58,392.93 = 23,449.42/x
3. Step 3: Cross multiply
   42,312.30x = 58,392.93 × 23,449.42
4. Step 4: Simplify right side
   42,312.30x = 1,369,280,340.60
5. Step 5: Solve for x
   x = 1,369,280,340.60/42,312.30
6. Step 6: Final answer
   x = 32,361.28