Finding the Fourth Proportional to 9,915.95, 14,884.86 and 4,984.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,915.95 : 14,884.86 = 4,984.27 : x
2. Step 2: Convert to fraction form
   9,915.95/14,884.86 = 4,984.27/x
3. Step 3: Cross multiply
   9,915.95x = 14,884.86 × 4,984.27
4. Step 4: Simplify right side
   9,915.95x = 74,190,086.73
5. Step 5: Solve for x
   x = 74,190,086.73/9,915.95
6. Step 6: Final answer
   x = 7,481.89