Finding the Fourth Proportional to 8,285.30, 11,428.86 and 5,300.04

Step by Step Solution

1. Step 1: Write the proportion equation
   8,285.30 : 11,428.86 = 5,300.04 : x
2. Step 2: Convert to fraction form
   8,285.30/11,428.86 = 5,300.04/x
3. Step 3: Cross multiply
   8,285.30x = 11,428.86 × 5,300.04
4. Step 4: Simplify right side
   8,285.30x = 60,573,415.15
5. Step 5: Solve for x
   x = 60,573,415.15/8,285.30
6. Step 6: Final answer
   x = 7,310.95