Finding the Fourth Proportional to 9,264.68, 12,785.34 and 5,488.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,264.68 : 12,785.34 = 5,488.06 : x
2. Step 2: Convert to fraction form
   9,264.68/12,785.34 = 5,488.06/x
3. Step 3: Cross multiply
   9,264.68x = 12,785.34 × 5,488.06
4. Step 4: Simplify right side
   9,264.68x = 70,166,713.04
5. Step 5: Solve for x
   x = 70,166,713.04/9,264.68
6. Step 6: Final answer
   x = 7,573.57