Finding the Fourth Proportional to 1,677.32, 2,314.78 and 1,048.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,677.32 : 2,314.78 = 1,048.22 : x
2. Step 2: Convert to fraction form
   1,677.32/2,314.78 = 1,048.22/x
3. Step 3: Cross multiply
   1,677.32x = 2,314.78 × 1,048.22
4. Step 4: Simplify right side
   1,677.32x = 2,426,398.69
5. Step 5: Solve for x
   x = 2,426,398.69/1,677.32
6. Step 6: Final answer
   x = 1,446.59