Finding the Fourth Proportional to 9,301.59, 12,836.03 and 5,109.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,301.59 : 12,836.03 = 5,109.75 : x
2. Step 2: Convert to fraction form
   9,301.59/12,836.03 = 5,109.75/x
3. Step 3: Cross multiply
   9,301.59x = 12,836.03 × 5,109.75
4. Step 4: Simplify right side
   9,301.59x = 65,588,878.74
5. Step 5: Solve for x
   x = 65,588,878.74/9,301.59
6. Step 6: Final answer
   x = 7,051.36