Finding the Fourth Proportional to 17,730.86, 26,593.37 and 7,200.45

Step by Step Solution

1. Step 1: Write the proportion equation
   17,730.86 : 26,593.37 = 7,200.45 : x
2. Step 2: Convert to fraction form
   17,730.86/26,593.37 = 7,200.45/x
3. Step 3: Cross multiply
   17,730.86x = 26,593.37 × 7,200.45
4. Step 4: Simplify right side
   17,730.86x = 191,484,195.01
5. Step 5: Solve for x
   x = 191,484,195.01/17,730.86
6. Step 6: Final answer
   x = 10,799.49