Finding the Fourth Proportional to 9,276.74, 12,801.88 and 5,085.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,276.74 : 12,801.88 = 5,085.02 : x
2. Step 2: Convert to fraction form
   9,276.74/12,801.88 = 5,085.02/x
3. Step 3: Cross multiply
   9,276.74x = 12,801.88 × 5,085.02
4. Step 4: Simplify right side
   9,276.74x = 65,097,739.12
5. Step 5: Solve for x
   x = 65,097,739.12/9,276.74
6. Step 6: Final answer
   x = 7,017.31