Finding the Fourth Proportional to 42,977.40, 59,329.98 and 27,086.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,977.40 : 59,329.98 = 27,086.28 : x
2. Step 2: Convert to fraction form
   42,977.40/59,329.98 = 27,086.28/x
3. Step 3: Cross multiply
   42,977.40x = 59,329.98 × 27,086.28
4. Step 4: Simplify right side
   42,977.40x = 1,607,028,450.67
5. Step 5: Solve for x
   x = 1,607,028,450.67/42,977.40
6. Step 6: Final answer
   x = 37,392.41