Finding the Fourth Proportional to 13,789.60, 19,029.60 and 7,501.97

Step by Step Solution

1. Step 1: Write the proportion equation
   13,789.60 : 19,029.60 = 7,501.97 : x
2. Step 2: Convert to fraction form
   13,789.60/19,029.60 = 7,501.97/x
3. Step 3: Cross multiply
   13,789.60x = 19,029.60 × 7,501.97
4. Step 4: Simplify right side
   13,789.60x = 142,759,535.89
5. Step 5: Solve for x
   x = 142,759,535.89/13,789.60
6. Step 6: Final answer
   x = 10,352.70