Finding the Fourth Proportional to 152,268.20, 210,081.81 and 88,593.69

Step by Step Solution

1. Step 1: Write the proportion equation
   152,268.20 : 210,081.81 = 88,593.69 : x
2. Step 2: Convert to fraction form
   152,268.20/210,081.81 = 88,593.69/x
3. Step 3: Cross multiply
   152,268.20x = 210,081.81 × 88,593.69
4. Step 4: Simplify right side
   152,268.20x = 18,611,922,749.78
5. Step 5: Solve for x
   x = 18,611,922,749.78/152,268.20
6. Step 6: Final answer
   x = 122,231.19