Finding the Fourth Proportional to 119,210.29, 164,513.10 and 65,498.79

Step by Step Solution

1. Step 1: Write the proportion equation
   119,210.29 : 164,513.10 = 65,498.79 : x
2. Step 2: Convert to fraction form
   119,210.29/164,513.10 = 65,498.79/x
3. Step 3: Cross multiply
   119,210.29x = 164,513.10 × 65,498.79
4. Step 4: Simplify right side
   119,210.29x = 10,775,408,989.15
5. Step 5: Solve for x
   x = 10,775,408,989.15/119,210.29
6. Step 6: Final answer
   x = 90,389.92