Finding the Fourth Proportional to 42,312.27, 58,390.97 and 23,449.40

Step by Step Solution

1. Step 1: Write the proportion equation
   42,312.27 : 58,390.97 = 23,449.40 : x
2. Step 2: Convert to fraction form
   42,312.27/58,390.97 = 23,449.40/x
3. Step 3: Cross multiply
   42,312.27x = 58,390.97 × 23,449.40
4. Step 4: Simplify right side
   42,312.27x = 1,369,232,802.72
5. Step 5: Solve for x
   x = 1,369,232,802.72/42,312.27
6. Step 6: Final answer
   x = 32,360.18