Finding the Fourth Proportional to 8,089.02, 12,113.19 and 5,118.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,089.02 : 12,113.19 = 5,118.50 : x
2. Step 2: Convert to fraction form
   8,089.02/12,113.19 = 5,118.50/x
3. Step 3: Cross multiply
   8,089.02x = 12,113.19 × 5,118.50
4. Step 4: Simplify right side
   8,089.02x = 62,001,393.30
5. Step 5: Solve for x
   x = 62,001,393.30/8,089.02
6. Step 6: Final answer
   x = 7,664.88