Finding the Fourth Proportional to 1,780.62, 2,667.42 and 1,468.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,780.62 : 2,667.42 = 1,468.71 : x
2. Step 2: Convert to fraction form
   1,780.62/2,667.42 = 1,468.71/x
3. Step 3: Cross multiply
   1,780.62x = 2,667.42 × 1,468.71
4. Step 4: Simplify right side
   1,780.62x = 3,917,656.86
5. Step 5: Solve for x
   x = 3,917,656.86/1,780.62
6. Step 6: Final answer
   x = 2,200.16