Finding the Fourth Proportional to 162,230.37, 243,373.59 and 72,305.04

Step by Step Solution

1. Step 1: Write the proportion equation
   162,230.37 : 243,373.59 = 72,305.04 : x
2. Step 2: Convert to fraction form
   162,230.37/243,373.59 = 72,305.04/x
3. Step 3: Cross multiply
   162,230.37x = 243,373.59 × 72,305.04
4. Step 4: Simplify right side
   162,230.37x = 17,597,137,159.89
5. Step 5: Solve for x
   x = 17,597,137,159.89/162,230.37
6. Step 6: Final answer
   x = 108,470.06