Finding the Fourth Proportional to 5,554.79, 7,665.61 and 3,036.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,554.79 : 7,665.61 = 3,036.86 : x
2. Step 2: Convert to fraction form
   5,554.79/7,665.61 = 3,036.86/x
3. Step 3: Cross multiply
   5,554.79x = 7,665.61 × 3,036.86
4. Step 4: Simplify right side
   5,554.79x = 23,279,338.46
5. Step 5: Solve for x
   x = 23,279,338.46/5,554.79
6. Step 6: Final answer
   x = 4,190.86