Finding the Fourth Proportional to 42,843.74, 59,106.03 and 25,838.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,843.74 : 59,106.03 = 25,838.31 : x
2. Step 2: Convert to fraction form
   42,843.74/59,106.03 = 25,838.31/x
3. Step 3: Cross multiply
   42,843.74x = 59,106.03 × 25,838.31
4. Step 4: Simplify right side
   42,843.74x = 1,527,199,863.63
5. Step 5: Solve for x
   x = 1,527,199,863.63/42,843.74
6. Step 6: Final answer
   x = 35,645.82