Finding the Fourth Proportional to 162,690.82, 243,946.92 and 50,339.77

Step by Step Solution

1. Step 1: Write the proportion equation
   162,690.82 : 243,946.92 = 50,339.77 : x
2. Step 2: Convert to fraction form
   162,690.82/243,946.92 = 50,339.77/x
3. Step 3: Cross multiply
   162,690.82x = 243,946.92 × 50,339.77
4. Step 4: Simplify right side
   162,690.82x = 12,280,231,845.01
5. Step 5: Solve for x
   x = 12,280,231,845.01/162,690.82
6. Step 6: Final answer
   x = 75,482.02