Finding the Fourth Proportional to 5,620.50, 7,759.89 and 5,030.01

Step by Step Solution

1. Step 1: Write the proportion equation
   5,620.50 : 7,759.89 = 5,030.01 : x
2. Step 2: Convert to fraction form
   5,620.50/7,759.89 = 5,030.01/x
3. Step 3: Cross multiply
   5,620.50x = 7,759.89 × 5,030.01
4. Step 4: Simplify right side
   5,620.50x = 39,032,324.30
5. Step 5: Solve for x
   x = 39,032,324.30/5,620.50
6. Step 6: Final answer
   x = 6,944.64