Finding the Fourth Proportional to 1,346.74, 1,858.56 and 757.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,346.74 : 1,858.56 = 757.29 : x
2. Step 2: Convert to fraction form
   1,346.74/1,858.56 = 757.29/x
3. Step 3: Cross multiply
   1,346.74x = 1,858.56 × 757.29
4. Step 4: Simplify right side
   1,346.74x = 1,407,468.90
5. Step 5: Solve for x
   x = 1,407,468.90/1,346.74
6. Step 6: Final answer
   x = 1,045.09