Finding the Fourth Proportional to 119,563.83, 164,991.51 and 65,838.69

Step by Step Solution

1. Step 1: Write the proportion equation
   119,563.83 : 164,991.51 = 65,838.69 : x
2. Step 2: Convert to fraction form
   119,563.83/164,991.51 = 65,838.69/x
3. Step 3: Cross multiply
   119,563.83x = 164,991.51 × 65,838.69
4. Step 4: Simplify right side
   119,563.83x = 10,862,824,879.52
5. Step 5: Solve for x
   x = 10,862,824,879.52/119,563.83
6. Step 6: Final answer
   x = 90,853.77