Finding the Fourth Proportional to 1,770.72, 2,651.10 and 1,152.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,770.72 : 2,651.10 = 1,152.86 : x
2. Step 2: Convert to fraction form
   1,770.72/2,651.10 = 1,152.86/x
3. Step 3: Cross multiply
   1,770.72x = 2,651.10 × 1,152.86
4. Step 4: Simplify right side
   1,770.72x = 3,056,347.15
5. Step 5: Solve for x
   x = 3,056,347.15/1,770.72
6. Step 6: Final answer
   x = 1,726.05