Finding the Fourth Proportional to 1,772.39, 2,445.60 and 1,016.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,772.39 : 2,445.60 = 1,016.06 : x
2. Step 2: Convert to fraction form
   1,772.39/2,445.60 = 1,016.06/x
3. Step 3: Cross multiply
   1,772.39x = 2,445.60 × 1,016.06
4. Step 4: Simplify right side
   1,772.39x = 2,484,876.34
5. Step 5: Solve for x
   x = 2,484,876.34/1,772.39
6. Step 6: Final answer
   x = 1,401.99