Finding the Fourth Proportional to 42,597.18, 58,771.62 and 27,498.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,597.18 : 58,771.62 = 27,498.78 : x
2. Step 2: Convert to fraction form
   42,597.18/58,771.62 = 27,498.78/x
3. Step 3: Cross multiply
   42,597.18x = 58,771.62 × 27,498.78
4. Step 4: Simplify right side
   42,597.18x = 1,616,147,848.62
5. Step 5: Solve for x
   x = 1,616,147,848.62/42,597.18
6. Step 6: Final answer
   x = 37,940.25