Finding the Fourth Proportional to 1,931.04, 2,889.38 and 1,151.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,931.04 : 2,889.38 = 1,151.46 : x
2. Step 2: Convert to fraction form
   1,931.04/2,889.38 = 1,151.46/x
3. Step 3: Cross multiply
   1,931.04x = 2,889.38 × 1,151.46
4. Step 4: Simplify right side
   1,931.04x = 3,327,009.84
5. Step 5: Solve for x
   x = 3,327,009.84/1,931.04
6. Step 6: Final answer
   x = 1,722.91