Finding the Fourth Proportional to 1,930.76, 2,664.42 and 1,046.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,930.76 : 2,664.42 = 1,046.55 : x
2. Step 2: Convert to fraction form
   1,930.76/2,664.42 = 1,046.55/x
3. Step 3: Cross multiply
   1,930.76x = 2,664.42 × 1,046.55
4. Step 4: Simplify right side
   1,930.76x = 2,788,448.75
5. Step 5: Solve for x
   x = 2,788,448.75/1,930.76
6. Step 6: Final answer
   x = 1,444.23