Finding the Fourth Proportional to 67,434, 101,155.86 and 25,881

Step by Step Solution

1. Step 1: Write the proportion equation
   67,434 : 101,155.86 = 25,881 : x
2. Step 2: Convert to fraction form
   67,434/101,155.86 = 25,881/x
3. Step 3: Cross multiply
   67,434x = 101,155.86 × 25,881
4. Step 4: Simplify right side
   67,434x = 2,618,014,812.66
5. Step 5: Solve for x
   x = 2,618,014,812.66/67,434
6. Step 6: Final answer
   x = 38,823.37