Finding the Fourth Proportional to 78,983.46, 108,997.17 and 43,173.62

Step by Step Solution

1. Step 1: Write the proportion equation
   78,983.46 : 108,997.17 = 43,173.62 : x
2. Step 2: Convert to fraction form
   78,983.46/108,997.17 = 43,173.62/x
3. Step 3: Cross multiply
   78,983.46x = 108,997.17 × 43,173.62
4. Step 4: Simplify right side
   78,983.46x = 4,705,801,853.67
5. Step 5: Solve for x
   x = 4,705,801,853.67/78,983.46
6. Step 6: Final answer
   x = 59,579.59