Finding the Fourth Proportional to 1,364.49, 1,880.96 and 1,069.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,364.49 : 1,880.96 = 1,069.25 : x
2. Step 2: Convert to fraction form
   1,364.49/1,880.96 = 1,069.25/x
3. Step 3: Cross multiply
   1,364.49x = 1,880.96 × 1,069.25
4. Step 4: Simplify right side
   1,364.49x = 2,011,201.73
5. Step 5: Solve for x
   x = 2,011,201.73/1,364.49
6. Step 6: Final answer
   x = 1,473.96