Finding the Fourth Proportional to 9,787.02, 14,669.52 and 4,860.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,787.02 : 14,669.52 = 4,860.20 : x
2. Step 2: Convert to fraction form
   9,787.02/14,669.52 = 4,860.20/x
3. Step 3: Cross multiply
   9,787.02x = 14,669.52 × 4,860.20
4. Step 4: Simplify right side
   9,787.02x = 71,296,801.10
5. Step 5: Solve for x
   x = 71,296,801.10/9,787.02
6. Step 6: Final answer
   x = 7,284.83