Finding the Fourth Proportional to 60,915.21, 91,348.59 and 23,454.54

Step by Step Solution

1. Step 1: Write the proportion equation
   60,915.21 : 91,348.59 = 23,454.54 : x
2. Step 2: Convert to fraction form
   60,915.21/91,348.59 = 23,454.54/x
3. Step 3: Cross multiply
   60,915.21x = 91,348.59 × 23,454.54
4. Step 4: Simplify right side
   60,915.21x = 2,142,539,158.10
5. Step 5: Solve for x
   x = 2,142,539,158.10/60,915.21
6. Step 6: Final answer
   x = 35,172.48