Finding the Fourth Proportional to 152,768.00, 210,845.19 and 89,105.82

Step by Step Solution

1. Step 1: Write the proportion equation
   152,768.00 : 210,845.19 = 89,105.82 : x
2. Step 2: Convert to fraction form
   152,768.00/210,845.19 = 89,105.82/x
3. Step 3: Cross multiply
   152,768.00x = 210,845.19 × 89,105.82
4. Step 4: Simplify right side
   152,768.00x = 18,787,533,091.48
5. Step 5: Solve for x
   x = 18,787,533,091.48/152,768.00
6. Step 6: Final answer
   x = 122,980.81