Finding the Fourth Proportional to 2,365.24, 3,548.73 and 978.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,365.24 : 3,548.73 = 978.70 : x
2. Step 2: Convert to fraction form
   2,365.24/3,548.73 = 978.70/x
3. Step 3: Cross multiply
   2,365.24x = 3,548.73 × 978.70
4. Step 4: Simplify right side
   2,365.24x = 3,473,142.05
5. Step 5: Solve for x
   x = 3,473,142.05/2,365.24
6. Step 6: Final answer
   x = 1,468.41