Finding the Fourth Proportional to 9,301.10, 12,835.61 and 5,052.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,301.10 : 12,835.61 = 5,052.20 : x
2. Step 2: Convert to fraction form
   9,301.10/12,835.61 = 5,052.20/x
3. Step 3: Cross multiply
   9,301.10x = 12,835.61 × 5,052.20
4. Step 4: Simplify right side
   9,301.10x = 64,847,979.40
5. Step 5: Solve for x
   x = 64,847,979.40/9,301.10
6. Step 6: Final answer
   x = 6,972.08