Finding the Fourth Proportional to 7,507.17, 11,262.59 and 5,290.33

Step by Step Solution

1. Step 1: Write the proportion equation
   7,507.17 : 11,262.59 = 5,290.33 : x
2. Step 2: Convert to fraction form
   7,507.17/11,262.59 = 5,290.33/x
3. Step 3: Cross multiply
   7,507.17x = 11,262.59 × 5,290.33
4. Step 4: Simplify right side
   7,507.17x = 59,582,833.86
5. Step 5: Solve for x
   x = 59,582,833.86/7,507.17
6. Step 6: Final answer
   x = 7,936.79