Finding the Fourth Proportional to 162,016.28, 243,071.12 and 49,713

Step by Step Solution

1. Step 1: Write the proportion equation
   162,016.28 : 243,071.12 = 49,713 : x
2. Step 2: Convert to fraction form
   162,016.28/243,071.12 = 49,713/x
3. Step 3: Cross multiply
   162,016.28x = 243,071.12 × 49,713
4. Step 4: Simplify right side
   162,016.28x = 12,083,794,588.56
5. Step 5: Solve for x
   x = 12,083,794,588.56/162,016.28
6. Step 6: Final answer
   x = 74,583.83