Finding the Fourth Proportional to 978,462.79, 1,350,288.43 and 548,733.69

Step by Step Solution

1. Step 1: Write the proportion equation
   978,462.79 : 1,350,288.43 = 548,733.69 : x
2. Step 2: Convert to fraction form
   978,462.79/1,350,288.43 = 548,733.69/x
3. Step 3: Cross multiply
   978,462.79x = 1,350,288.43 × 548,733.69
4. Step 4: Simplify right side
   978,462.79x = 740,948,751,386.37
5. Step 5: Solve for x
   x = 740,948,751,386.37/978,462.79
6. Step 6: Final answer
   x = 757,257.98