Finding the Fourth Proportional to 4,188.42, 5,780.18 and 2,300.16

Step by Step Solution

1. Step 1: Write the proportion equation
   4,188.42 : 5,780.18 = 2,300.16 : x
2. Step 2: Convert to fraction form
   4,188.42/5,780.18 = 2,300.16/x
3. Step 3: Cross multiply
   4,188.42x = 5,780.18 × 2,300.16
4. Step 4: Simplify right side
   4,188.42x = 13,295,338.83
5. Step 5: Solve for x
   x = 13,295,338.83/4,188.42
6. Step 6: Final answer
   x = 3,174.31