Finding the Fourth Proportional to 1,756.86, 2,425.28 and 1,084.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,756.86 : 2,425.28 = 1,084.79 : x
2. Step 2: Convert to fraction form
   1,756.86/2,425.28 = 1,084.79/x
3. Step 3: Cross multiply
   1,756.86x = 2,425.28 × 1,084.79
4. Step 4: Simplify right side
   1,756.86x = 2,630,901.94
5. Step 5: Solve for x
   x = 2,630,901.94/1,756.86
6. Step 6: Final answer
   x = 1,497.50