Finding the Fourth Proportional to 152,994.42, 229,626.50 and 81,975.24

Step by Step Solution

1. Step 1: Write the proportion equation
   152,994.42 : 229,626.50 = 81,975.24 : x
2. Step 2: Convert to fraction form
   152,994.42/229,626.50 = 81,975.24/x
3. Step 3: Cross multiply
   152,994.42x = 229,626.50 × 81,975.24
4. Step 4: Simplify right side
   152,994.42x = 18,823,687,037.98
5. Step 5: Solve for x
   x = 18,823,687,037.98/152,994.42
6. Step 6: Final answer
   x = 123,035.12