Finding the Fourth Proportional to 8,798.96, 12,142.31 and 4,820.00

Step by Step Solution

1. Step 1: Write the proportion equation
   8,798.96 : 12,142.31 = 4,820.00 : x
2. Step 2: Convert to fraction form
   8,798.96/12,142.31 = 4,820.00/x
3. Step 3: Cross multiply
   8,798.96x = 12,142.31 × 4,820.00
4. Step 4: Simplify right side
   8,798.96x = 58,525,849.39
5. Step 5: Solve for x
   x = 58,525,849.39/8,798.96
6. Step 6: Final answer
   x = 6,651.45