Finding the Fourth Proportional to 162,173.31, 243,259.39 and 43,844.63

Step by Step Solution

1. Step 1: Write the proportion equation
   162,173.31 : 243,259.39 = 43,844.63 : x
2. Step 2: Convert to fraction form
   162,173.31/243,259.39 = 43,844.63/x
3. Step 3: Cross multiply
   162,173.31x = 243,259.39 × 43,844.63
4. Step 4: Simplify right side
   162,173.31x = 10,665,616,540.46
5. Step 5: Solve for x
   x = 10,665,616,540.46/162,173.31
6. Step 6: Final answer
   x = 65,766.78