Finding the Fourth Proportional to 1,711.02, 2,358.72 and 1,047.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,711.02 : 2,358.72 = 1,047.45 : x
2. Step 2: Convert to fraction form
   1,711.02/2,358.72 = 1,047.45/x
3. Step 3: Cross multiply
   1,711.02x = 2,358.72 × 1,047.45
4. Step 4: Simplify right side
   1,711.02x = 2,470,641.26
5. Step 5: Solve for x
   x = 2,470,641.26/1,711.02
6. Step 6: Final answer
   x = 1,443.96