Finding the Fourth Proportional to 2,794.02, 4,191.55 and 1,407.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,794.02 : 4,191.55 = 1,407.62 : x
2. Step 2: Convert to fraction form
   2,794.02/4,191.55 = 1,407.62/x
3. Step 3: Cross multiply
   2,794.02x = 4,191.55 × 1,407.62
4. Step 4: Simplify right side
   2,794.02x = 5,900,109.61
5. Step 5: Solve for x
   x = 5,900,109.61/2,794.02
6. Step 6: Final answer
   x = 2,111.69