Finding the Fourth Proportional to 8,090.02, 12,114.69 and 5,119.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,090.02 : 12,114.69 = 5,119.50 : x
2. Step 2: Convert to fraction form
   8,090.02/12,114.69 = 5,119.50/x
3. Step 3: Cross multiply
   8,090.02x = 12,114.69 × 5,119.50
4. Step 4: Simplify right side
   8,090.02x = 62,021,155.46
5. Step 5: Solve for x
   x = 62,021,155.46/8,090.02
6. Step 6: Final answer
   x = 7,666.38