Finding the Fourth Proportional to 1,191.96, 1,645.83 and 929.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,191.96 : 1,645.83 = 929.52 : x
2. Step 2: Convert to fraction form
   1,191.96/1,645.83 = 929.52/x
3. Step 3: Cross multiply
   1,191.96x = 1,645.83 × 929.52
4. Step 4: Simplify right side
   1,191.96x = 1,529,831.90
5. Step 5: Solve for x
   x = 1,529,831.90/1,191.96
6. Step 6: Final answer
   x = 1,283.46