Finding the Fourth Proportional to 9,300.07, 12,833.26 and 5,522.64

Step by Step Solution

1. Step 1: Write the proportion equation
   9,300.07 : 12,833.26 = 5,522.64 : x
2. Step 2: Convert to fraction form
   9,300.07/12,833.26 = 5,522.64/x
3. Step 3: Cross multiply
   9,300.07x = 12,833.26 × 5,522.64
4. Step 4: Simplify right side
   9,300.07x = 70,873,475.01
5. Step 5: Solve for x
   x = 70,873,475.01/9,300.07
6. Step 6: Final answer
   x = 7,620.75