Finding the Fourth Proportional to 1,347.05, 1,858.73 and 757.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,347.05 : 1,858.73 = 757.46 : x
2. Step 2: Convert to fraction form
   1,347.05/1,858.73 = 757.46/x
3. Step 3: Cross multiply
   1,347.05x = 1,858.73 × 757.46
4. Step 4: Simplify right side
   1,347.05x = 1,407,914.49
5. Step 5: Solve for x
   x = 1,407,914.49/1,347.05
6. Step 6: Final answer
   x = 1,045.19