Finding the Fourth Proportional to 11,545.83, 17,346.48 and 7,393.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,545.83 : 17,346.48 = 7,393.89 : x
2. Step 2: Convert to fraction form
   11,545.83/17,346.48 = 7,393.89/x
3. Step 3: Cross multiply
   11,545.83x = 17,346.48 × 7,393.89
4. Step 4: Simplify right side
   11,545.83x = 128,257,965.01
5. Step 5: Solve for x
   x = 128,257,965.01/11,545.83
6. Step 6: Final answer
   x = 11,108.60