Finding the Fourth Proportional to 162,218.82, 243,309.06 and 49,898.82

Step by Step Solution

1. Step 1: Write the proportion equation
   162,218.82 : 243,309.06 = 49,898.82 : x
2. Step 2: Convert to fraction form
   162,218.82/243,309.06 = 49,898.82/x
3. Step 3: Cross multiply
   162,218.82x = 243,309.06 × 49,898.82
4. Step 4: Simplify right side
   162,218.82x = 12,140,834,989.31
5. Step 5: Solve for x
   x = 12,140,834,989.31/162,218.82
6. Step 6: Final answer
   x = 74,842.33