Finding the Fourth Proportional to 2,376.72, 3,566.16 and 1,279.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,376.72 : 3,566.16 = 1,279.92 : x
2. Step 2: Convert to fraction form
   2,376.72/3,566.16 = 1,279.92/x
3. Step 3: Cross multiply
   2,376.72x = 3,566.16 × 1,279.92
4. Step 4: Simplify right side
   2,376.72x = 4,564,399.51
5. Step 5: Solve for x
   x = 4,564,399.51/2,376.72
6. Step 6: Final answer
   x = 1,920.46