Finding the Fourth Proportional to 1,347.86, 1,860.22 and 758.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,347.86 : 1,860.22 = 758.51 : x
2. Step 2: Convert to fraction form
   1,347.86/1,860.22 = 758.51/x
3. Step 3: Cross multiply
   1,347.86x = 1,860.22 × 758.51
4. Step 4: Simplify right side
   1,347.86x = 1,410,984.60
5. Step 5: Solve for x
   x = 1,410,984.60/1,347.86
6. Step 6: Final answer
   x = 1,046.84