Finding the Fourth Proportional to 5,100.50, 7,643.45 and 2,904.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,100.50 : 7,643.45 = 2,904.69 : x
2. Step 2: Convert to fraction form
   5,100.50/7,643.45 = 2,904.69/x
3. Step 3: Cross multiply
   5,100.50x = 7,643.45 × 2,904.69
4. Step 4: Simplify right side
   5,100.50x = 22,201,852.78
5. Step 5: Solve for x
   x = 22,201,852.78/5,100.50
6. Step 6: Final answer
   x = 4,352.88