Finding the Fourth Proportional to 42,648.80, 63,841.98 and 27,825.80

Step by Step Solution

1. Step 1: Write the proportion equation
   42,648.80 : 63,841.98 = 27,825.80 : x
2. Step 2: Convert to fraction form
   42,648.80/63,841.98 = 27,825.80/x
3. Step 3: Cross multiply
   42,648.80x = 63,841.98 × 27,825.80
4. Step 4: Simplify right side
   42,648.80x = 1,776,454,326.69
5. Step 5: Solve for x
   x = 1,776,454,326.69/42,648.80
6. Step 6: Final answer
   x = 41,653.09