Finding the Fourth Proportional to 155,561.48, 233,339.52 and 50,380.64

Step by Step Solution

1. Step 1: Write the proportion equation
   155,561.48 : 233,339.52 = 50,380.64 : x
2. Step 2: Convert to fraction form
   155,561.48/233,339.52 = 50,380.64/x
3. Step 3: Cross multiply
   155,561.48x = 233,339.52 × 50,380.64
4. Step 4: Simplify right side
   155,561.48x = 11,755,794,354.89
5. Step 5: Solve for x
   x = 11,755,794,354.89/155,561.48
6. Step 6: Final answer
   x = 75,570.09