Finding the Fourth Proportional to 1,773.85, 2,447.50 and 1,065.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,773.85 : 2,447.50 = 1,065.45 : x
2. Step 2: Convert to fraction form
   1,773.85/2,447.50 = 1,065.45/x
3. Step 3: Cross multiply
   1,773.85x = 2,447.50 × 1,065.45
4. Step 4: Simplify right side
   1,773.85x = 2,607,683.55
5. Step 5: Solve for x
   x = 2,607,683.55/1,773.85
6. Step 6: Final answer
   x = 1,470.07