Finding the Fourth Proportional to 2,373.78, 3,275.23 and 1,478.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,373.78 : 3,275.23 = 1,478.22 : x
2. Step 2: Convert to fraction form
   2,373.78/3,275.23 = 1,478.22/x
3. Step 3: Cross multiply
   2,373.78x = 3,275.23 × 1,478.22
4. Step 4: Simplify right side
   2,373.78x = 4,841,516.43
5. Step 5: Solve for x
   x = 4,841,516.43/2,373.78
6. Step 6: Final answer
   x = 2,039.58