Finding the Fourth Proportional to 1,156.52, 1,725.14 and 1,047.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156.52 : 1,725.14 = 1,047.08 : x
2. Step 2: Convert to fraction form
   1,156.52/1,725.14 = 1,047.08/x
3. Step 3: Cross multiply
   1,156.52x = 1,725.14 × 1,047.08
4. Step 4: Simplify right side
   1,156.52x = 1,806,359.59
5. Step 5: Solve for x
   x = 1,806,359.59/1,156.52
6. Step 6: Final answer
   x = 1,561.89