Finding the Fourth Proportional to 119,389.33, 164,758.44 and 65,674.72

Step by Step Solution

1. Step 1: Write the proportion equation
   119,389.33 : 164,758.44 = 65,674.72 : x
2. Step 2: Convert to fraction form
   119,389.33/164,758.44 = 65,674.72/x
3. Step 3: Cross multiply
   119,389.33x = 164,758.44 × 65,674.72
4. Step 4: Simplify right side
   119,389.33x = 10,820,464,414.64
5. Step 5: Solve for x
   x = 10,820,464,414.64/119,389.33
6. Step 6: Final answer
   x = 90,631.75