Finding the Fourth Proportional to 42,561.25, 63,743.42 and 41,085.02

Step by Step Solution

1. Step 1: Write the proportion equation
   42,561.25 : 63,743.42 = 41,085.02 : x
2. Step 2: Convert to fraction form
   42,561.25/63,743.42 = 41,085.02/x
3. Step 3: Cross multiply
   42,561.25x = 63,743.42 × 41,085.02
4. Step 4: Simplify right side
   42,561.25x = 2,618,899,947.64
5. Step 5: Solve for x
   x = 2,618,899,947.64/42,561.25
6. Step 6: Final answer
   x = 61,532.50