Finding the Fourth Proportional to 42,231.84, 58,280.10 and 23,111.24

Step by Step Solution

1. Step 1: Write the proportion equation
   42,231.84 : 58,280.10 = 23,111.24 : x
2. Step 2: Convert to fraction form
   42,231.84/58,280.10 = 23,111.24/x
3. Step 3: Cross multiply
   42,231.84x = 58,280.10 × 23,111.24
4. Step 4: Simplify right side
   42,231.84x = 1,346,925,378.32
5. Step 5: Solve for x
   x = 1,346,925,378.32/42,231.84
6. Step 6: Final answer
   x = 31,893.60