Finding the Fourth Proportional to 5,188.01, 7,784.73 and 3,112.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,188.01 : 7,784.73 = 3,112.18 : x
2. Step 2: Convert to fraction form
   5,188.01/7,784.73 = 3,112.18/x
3. Step 3: Cross multiply
   5,188.01x = 7,784.73 × 3,112.18
4. Step 4: Simplify right side
   5,188.01x = 24,227,461.55
5. Step 5: Solve for x
   x = 24,227,461.55/5,188.01
6. Step 6: Final answer
   x = 4,669.90