Finding the Fourth Proportional to 4,693.32, 6,477.81 and 3,100.23

Step by Step Solution

1. Step 1: Write the proportion equation
   4,693.32 : 6,477.81 = 3,100.23 : x
2. Step 2: Convert to fraction form
   4,693.32/6,477.81 = 3,100.23/x
3. Step 3: Cross multiply
   4,693.32x = 6,477.81 × 3,100.23
4. Step 4: Simplify right side
   4,693.32x = 20,082,700.90
5. Step 5: Solve for x
   x = 20,082,700.90/4,693.32
6. Step 6: Final answer
   x = 4,279.00