Finding the Fourth Proportional to 978,443.48, 1,350,249.72 and 542,927.04

Step by Step Solution

1. Step 1: Write the proportion equation
   978,443.48 : 1,350,249.72 = 542,927.04 : x
2. Step 2: Convert to fraction form
   978,443.48/1,350,249.72 = 542,927.04/x
3. Step 3: Cross multiply
   978,443.48x = 1,350,249.72 × 542,927.04
4. Step 4: Simplify right side
   978,443.48x = 733,087,076,641.02
5. Step 5: Solve for x
   x = 733,087,076,641.02/978,443.48
6. Step 6: Final answer
   x = 749,238.04