Finding the Fourth Proportional to 1,700.68, 2,345.50 and 1,436.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,700.68 : 2,345.50 = 1,436.42 : x
2. Step 2: Convert to fraction form
   1,700.68/2,345.50 = 1,436.42/x
3. Step 3: Cross multiply
   1,700.68x = 2,345.50 × 1,436.42
4. Step 4: Simplify right side
   1,700.68x = 3,369,107.79
5. Step 5: Solve for x
   x = 3,369,107.79/1,700.68
6. Step 6: Final answer
   x = 1,981.04