Finding the Fourth Proportional to 42,216.82, 63,347.05 and 18,541

Step by Step Solution

1. Step 1: Write the proportion equation
   42,216.82 : 63,347.05 = 18,541 : x
2. Step 2: Convert to fraction form
   42,216.82/63,347.05 = 18,541/x
3. Step 3: Cross multiply
   42,216.82x = 63,347.05 × 18,541
4. Step 4: Simplify right side
   42,216.82x = 1,174,517,561.35
5. Step 5: Solve for x
   x = 1,174,517,561.35/42,216.82
6. Step 6: Final answer
   x = 27,821.08