Finding the Fourth Proportional to 42,120.19, 58,124.33 and 23,256.91

Step by Step Solution

1. Step 1: Write the proportion equation
   42,120.19 : 58,124.33 = 23,256.91 : x
2. Step 2: Convert to fraction form
   42,120.19/58,124.33 = 23,256.91/x
3. Step 3: Cross multiply
   42,120.19x = 58,124.33 × 23,256.91
4. Step 4: Simplify right side
   42,120.19x = 1,351,792,079.14
5. Step 5: Solve for x
   x = 1,351,792,079.14/42,120.19
6. Step 6: Final answer
   x = 32,093.69