Finding the Fourth Proportional to 9,301.53, 12,836.06 and 5,109.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,301.53 : 12,836.06 = 5,109.75 : x
2. Step 2: Convert to fraction form
   9,301.53/12,836.06 = 5,109.75/x
3. Step 3: Cross multiply
   9,301.53x = 12,836.06 × 5,109.75
4. Step 4: Simplify right side
   9,301.53x = 65,589,032.04
5. Step 5: Solve for x
   x = 65,589,032.04/9,301.53
6. Step 6: Final answer
   x = 7,051.42