Finding the Fourth Proportional to 1,759.94, 2,428.72 and 1,061.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,759.94 : 2,428.72 = 1,061.45 : x
2. Step 2: Convert to fraction form
   1,759.94/2,428.72 = 1,061.45/x
3. Step 3: Cross multiply
   1,759.94x = 2,428.72 × 1,061.45
4. Step 4: Simplify right side
   1,759.94x = 2,577,964.84
5. Step 5: Solve for x
   x = 2,577,964.84/1,759.94
6. Step 6: Final answer
   x = 1,464.80