Finding the Fourth Proportional to 1,901.42, 2,623.89 and 1,062.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,901.42 : 2,623.89 = 1,062.12 : x
2. Step 2: Convert to fraction form
   1,901.42/2,623.89 = 1,062.12/x
3. Step 3: Cross multiply
   1,901.42x = 2,623.89 × 1,062.12
4. Step 4: Simplify right side
   1,901.42x = 2,786,886.05
5. Step 5: Solve for x
   x = 2,786,886.05/1,901.42
6. Step 6: Final answer
   x = 1,465.69