Finding the Fourth Proportional to 119,384.55, 164,747.25 and 64,935

Step by Step Solution

1. Step 1: Write the proportion equation
   119,384.55 : 164,747.25 = 64,935 : x
2. Step 2: Convert to fraction form
   119,384.55/164,747.25 = 64,935/x
3. Step 3: Cross multiply
   119,384.55x = 164,747.25 × 64,935
4. Step 4: Simplify right side
   119,384.55x = 10,697,862,678.75
5. Step 5: Solve for x
   x = 10,697,862,678.75/119,384.55
6. Step 6: Final answer
   x = 89,608.43