Finding the Fourth Proportional to 2,123.24, 2,931.06 and 1,416.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.24 : 2,931.06 = 1,416.26 : x
2. Step 2: Convert to fraction form
   2,123.24/2,931.06 = 1,416.26/x
3. Step 3: Cross multiply
   2,123.24x = 2,931.06 × 1,416.26
4. Step 4: Simplify right side
   2,123.24x = 4,151,143.04
5. Step 5: Solve for x
   x = 4,151,143.04/2,123.24
6. Step 6: Final answer
   x = 1,955.10