Finding the Fourth Proportional to 60,979.45, 91,466.42 and 25,426.12

Step by Step Solution

1. Step 1: Write the proportion equation
   60,979.45 : 91,466.42 = 25,426.12 : x
2. Step 2: Convert to fraction form
   60,979.45/91,466.42 = 25,426.12/x
3. Step 3: Cross multiply
   60,979.45x = 91,466.42 × 25,426.12
4. Step 4: Simplify right side
   60,979.45x = 2,325,636,170.89
5. Step 5: Solve for x
   x = 2,325,636,170.89/60,979.45
6. Step 6: Final answer
   x = 38,138.03