Finding the Fourth Proportional to 5,100.90, 7,651.42 and 1,403.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,100.90 : 7,651.42 = 1,403.10 : x
2. Step 2: Convert to fraction form
   5,100.90/7,651.42 = 1,403.10/x
3. Step 3: Cross multiply
   5,100.90x = 7,651.42 × 1,403.10
4. Step 4: Simplify right side
   5,100.90x = 10,735,707.40
5. Step 5: Solve for x
   x = 10,735,707.40/5,100.90
6. Step 6: Final answer
   x = 2,104.67