Finding the Fourth Proportional to 8,300.82, 11,459.34 and 5,470.05

Step by Step Solution

1. Step 1: Write the proportion equation
   8,300.82 : 11,459.34 = 5,470.05 : x
2. Step 2: Convert to fraction form
   8,300.82/11,459.34 = 5,470.05/x
3. Step 3: Cross multiply
   8,300.82x = 11,459.34 × 5,470.05
4. Step 4: Simplify right side
   8,300.82x = 62,683,162.77
5. Step 5: Solve for x
   x = 62,683,162.77/8,300.82
6. Step 6: Final answer
   x = 7,551.44