Finding the Fourth Proportional to 1,741.83, 2,613.71 and 767.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,741.83 : 2,613.71 = 767.91 : x
2. Step 2: Convert to fraction form
   1,741.83/2,613.71 = 767.91/x
3. Step 3: Cross multiply
   1,741.83x = 2,613.71 × 767.91
4. Step 4: Simplify right side
   1,741.83x = 2,007,094.05
5. Step 5: Solve for x
   x = 2,007,094.05/1,741.83
6. Step 6: Final answer
   x = 1,152.29