Finding the Fourth Proportional to 67,439.61, 101,173.82 and 25,886.25

Step by Step Solution

1. Step 1: Write the proportion equation
   67,439.61 : 101,173.82 = 25,886.25 : x
2. Step 2: Convert to fraction form
   67,439.61/101,173.82 = 25,886.25/x
3. Step 3: Cross multiply
   67,439.61x = 101,173.82 × 25,886.25
4. Step 4: Simplify right side
   67,439.61x = 2,619,010,668.54
5. Step 5: Solve for x
   x = 2,619,010,668.54/67,439.61
6. Step 6: Final answer
   x = 38,834.90