Finding the Fourth Proportional to 119,382.35, 164,748.67 and 64,934.96

Step by Step Solution

1. Step 1: Write the proportion equation
   119,382.35 : 164,748.67 = 64,934.96 : x
2. Step 2: Convert to fraction form
   119,382.35/164,748.67 = 64,934.96/x
3. Step 3: Cross multiply
   119,382.35x = 164,748.67 × 64,934.96
4. Step 4: Simplify right side
   119,382.35x = 10,697,947,949.10
5. Step 5: Solve for x
   x = 10,697,947,949.10/119,382.35
6. Step 6: Final answer
   x = 89,610.80