Finding the Fourth Proportional to 42,180.83, 63,239.73 and 25,536.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,180.83 : 63,239.73 = 25,536.86 : x
2. Step 2: Convert to fraction form
   42,180.83/63,239.73 = 25,536.86/x
3. Step 3: Cross multiply
   42,180.83x = 63,239.73 × 25,536.86
4. Step 4: Simplify right side
   42,180.83x = 1,614,943,815.25
5. Step 5: Solve for x
   x = 1,614,943,815.25/42,180.83
6. Step 6: Final answer
   x = 38,286.21