Finding the Fourth Proportional to 42,120.06, 58,124.16 and 23,256.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,120.06 : 58,124.16 = 23,256.78 : x
2. Step 2: Convert to fraction form
   42,120.06/58,124.16 = 23,256.78/x
3. Step 3: Cross multiply
   42,120.06x = 58,124.16 × 23,256.78
4. Step 4: Simplify right side
   42,120.06x = 1,351,780,801.80
5. Step 5: Solve for x
   x = 1,351,780,801.80/42,120.06
6. Step 6: Final answer
   x = 32,093.52