Finding the Fourth Proportional to 5,557.50, 7,669.59 and 3,073.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,557.50 : 7,669.59 = 3,073.50 : x
2. Step 2: Convert to fraction form
   5,557.50/7,669.59 = 3,073.50/x
3. Step 3: Cross multiply
   5,557.50x = 7,669.59 × 3,073.50
4. Step 4: Simplify right side
   5,557.50x = 23,572,484.87
5. Step 5: Solve for x
   x = 23,572,484.87/5,557.50
6. Step 6: Final answer
   x = 4,241.56