Finding the Fourth Proportional to 70,281.54, 105,436.42 and 25,908.53

Step by Step Solution

1. Step 1: Write the proportion equation
   70,281.54 : 105,436.42 = 25,908.53 : x
2. Step 2: Convert to fraction form
   70,281.54/105,436.42 = 25,908.53/x
3. Step 3: Cross multiply
   70,281.54x = 105,436.42 × 25,908.53
4. Step 4: Simplify right side
   70,281.54x = 2,731,702,058.71
5. Step 5: Solve for x
   x = 2,731,702,058.71/70,281.54
6. Step 6: Final answer
   x = 38,867.99