Finding the Fourth Proportional to 1,931.42, 2,665.85 and 1,234.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,931.42 : 2,665.85 = 1,234.01 : x
2. Step 2: Convert to fraction form
   1,931.42/2,665.85 = 1,234.01/x
3. Step 3: Cross multiply
   1,931.42x = 2,665.85 × 1,234.01
4. Step 4: Simplify right side
   1,931.42x = 3,289,666.06
5. Step 5: Solve for x
   x = 3,289,666.06/1,931.42
6. Step 6: Final answer
   x = 1,703.24