Finding the Fourth Proportional to 42,298.82, 63,539.78 and 27,500.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,298.82 : 63,539.78 = 27,500.12 : x
2. Step 2: Convert to fraction form
   42,298.82/63,539.78 = 27,500.12/x
3. Step 3: Cross multiply
   42,298.82x = 63,539.78 × 27,500.12
4. Step 4: Simplify right side
   42,298.82x = 1,747,351,574.77
5. Step 5: Solve for x
   x = 1,747,351,574.77/42,298.82
6. Step 6: Final answer
   x = 41,309.70