Finding the Fourth Proportional to 7,612.31, 10,501.04 and 5,091.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,612.31 : 10,501.04 = 5,091.59 : x
2. Step 2: Convert to fraction form
   7,612.31/10,501.04 = 5,091.59/x
3. Step 3: Cross multiply
   7,612.31x = 10,501.04 × 5,091.59
4. Step 4: Simplify right side
   7,612.31x = 53,466,964.80
5. Step 5: Solve for x
   x = 53,466,964.80/7,612.31
6. Step 6: Final answer
   x = 7,023.75