Finding the Fourth Proportional to 42,166.30, 58,197.61 and 27,078.02

Step by Step Solution

1. Step 1: Write the proportion equation
   42,166.30 : 58,197.61 = 27,078.02 : x
2. Step 2: Convert to fraction form
   42,166.30/58,197.61 = 27,078.02/x
3. Step 3: Cross multiply
   42,166.30x = 58,197.61 × 27,078.02
4. Step 4: Simplify right side
   42,166.30x = 1,575,876,125.33
5. Step 5: Solve for x
   x = 1,575,876,125.33/42,166.30
6. Step 6: Final answer
   x = 37,372.88