Finding the Fourth Proportional to 1,772.42, 2,444.31 and 1,109.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,772.42 : 2,444.31 = 1,109.34 : x
2. Step 2: Convert to fraction form
   1,772.42/2,444.31 = 1,109.34/x
3. Step 3: Cross multiply
   1,772.42x = 2,444.31 × 1,109.34
4. Step 4: Simplify right side
   1,772.42x = 2,711,570.86
5. Step 5: Solve for x
   x = 2,711,570.86/1,772.42
6. Step 6: Final answer
   x = 1,529.87