Finding the Fourth Proportional to 162,390.27, 243,569.74 and 50,040.32

Step by Step Solution

1. Step 1: Write the proportion equation
   162,390.27 : 243,569.74 = 50,040.32 : x
2. Step 2: Convert to fraction form
   162,390.27/243,569.74 = 50,040.32/x
3. Step 3: Cross multiply
   162,390.27x = 243,569.74 × 50,040.32
4. Step 4: Simplify right side
   162,390.27x = 12,188,308,040.52
5. Step 5: Solve for x
   x = 12,188,308,040.52/162,390.27
6. Step 6: Final answer
   x = 75,055.65