Finding the Fourth Proportional to 162,008.02, 243,019.39 and 49,680.02

Step by Step Solution

1. Step 1: Write the proportion equation
   162,008.02 : 243,019.39 = 49,680.02 : x
2. Step 2: Convert to fraction form
   162,008.02/243,019.39 = 49,680.02/x
3. Step 3: Cross multiply
   162,008.02x = 243,019.39 × 49,680.02
4. Step 4: Simplify right side
   162,008.02x = 12,073,208,155.59
5. Step 5: Solve for x
   x = 12,073,208,155.59/162,008.02
6. Step 6: Final answer
   x = 74,522.29