Finding the Fourth Proportional to 42,085.48, 58,078.16 and 23,222.60

Step by Step Solution

1. Step 1: Write the proportion equation
   42,085.48 : 58,078.16 = 23,222.60 : x
2. Step 2: Convert to fraction form
   42,085.48/58,078.16 = 23,222.60/x
3. Step 3: Cross multiply
   42,085.48x = 58,078.16 × 23,222.60
4. Step 4: Simplify right side
   42,085.48x = 1,348,725,878.42
5. Step 5: Solve for x
   x = 1,348,725,878.42/42,085.48
6. Step 6: Final answer
   x = 32,047.30