Finding the Fourth Proportional to 1,343.42, 1,854.01 and 753.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,343.42 : 1,854.01 = 753.99 : x
2. Step 2: Convert to fraction form
   1,343.42/1,854.01 = 753.99/x
3. Step 3: Cross multiply
   1,343.42x = 1,854.01 × 753.99
4. Step 4: Simplify right side
   1,343.42x = 1,397,905.86
5. Step 5: Solve for x
   x = 1,397,905.86/1,343.42
6. Step 6: Final answer
   x = 1,040.56