Finding the Fourth Proportional to 1,677.58, 2,514.56 and 751.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,677.58 : 2,514.56 = 751.86 : x
2. Step 2: Convert to fraction form
   1,677.58/2,514.56 = 751.86/x
3. Step 3: Cross multiply
   1,677.58x = 2,514.56 × 751.86
4. Step 4: Simplify right side
   1,677.58x = 1,890,597.08
5. Step 5: Solve for x
   x = 1,890,597.08/1,677.58
6. Step 6: Final answer
   x = 1,126.98