Finding the Fourth Proportional to 19,590.39, 29,385.50 and 7,110.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,590.39 : 29,385.50 = 7,110.38 : x
2. Step 2: Convert to fraction form
   19,590.39/29,385.50 = 7,110.38/x
3. Step 3: Cross multiply
   19,590.39x = 29,385.50 × 7,110.38
4. Step 4: Simplify right side
   19,590.39x = 208,942,109.40
5. Step 5: Solve for x
   x = 208,942,109.40/19,590.39
6. Step 6: Final answer
   x = 10,665.54