Finding the Fourth Proportional to 1,150.17, 1,725.24 and 947.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.17 : 1,725.24 = 947.27 : x
2. Step 2: Convert to fraction form
   1,150.17/1,725.24 = 947.27/x
3. Step 3: Cross multiply
   1,150.17x = 1,725.24 × 947.27
4. Step 4: Simplify right side
   1,150.17x = 1,634,259.47
5. Step 5: Solve for x
   x = 1,634,259.47/1,150.17
6. Step 6: Final answer
   x = 1,420.89