Finding the Fourth Proportional to 1,092.90, 1,507.83 and 700.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,092.90 : 1,507.83 = 700.16 : x
2. Step 2: Convert to fraction form
   1,092.90/1,507.83 = 700.16/x
3. Step 3: Cross multiply
   1,092.90x = 1,507.83 × 700.16
4. Step 4: Simplify right side
   1,092.90x = 1,055,722.25
5. Step 5: Solve for x
   x = 1,055,722.25/1,092.90
6. Step 6: Final answer
   x = 965.98