Finding the Fourth Proportional to 119,158.39, 164,439.71 and 65,444.50

Step by Step Solution

1. Step 1: Write the proportion equation
   119,158.39 : 164,439.71 = 65,444.50 : x
2. Step 2: Convert to fraction form
   119,158.39/164,439.71 = 65,444.50/x
3. Step 3: Cross multiply
   119,158.39x = 164,439.71 × 65,444.50
4. Step 4: Simplify right side
   119,158.39x = 10,761,674,273.87
5. Step 5: Solve for x
   x = 10,761,674,273.87/119,158.39
6. Step 6: Final answer
   x = 90,314.03