Finding the Fourth Proportional to 2,092.32, 3,139.56 and 1,167.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092.32 : 3,139.56 = 1,167.30 : x
2. Step 2: Convert to fraction form
   2,092.32/3,139.56 = 1,167.30/x
3. Step 3: Cross multiply
   2,092.32x = 3,139.56 × 1,167.30
4. Step 4: Simplify right side
   2,092.32x = 3,664,808.39
5. Step 5: Solve for x
   x = 3,664,808.39/2,092.32
6. Step 6: Final answer
   x = 1,751.55