Finding the Fourth Proportional to 8,300.96, 11,455.52 and 5,113.08

Step by Step Solution

1. Step 1: Write the proportion equation
   8,300.96 : 11,455.52 = 5,113.08 : x
2. Step 2: Convert to fraction form
   8,300.96/11,455.52 = 5,113.08/x
3. Step 3: Cross multiply
   8,300.96x = 11,455.52 × 5,113.08
4. Step 4: Simplify right side
   8,300.96x = 58,572,990.20
5. Step 5: Solve for x
   x = 58,572,990.20/8,300.96
6. Step 6: Final answer
   x = 7,056.17