Finding the Fourth Proportional to 119,288.47, 164,613.91 and 65,573.10

Step by Step Solution

1. Step 1: Write the proportion equation
   119,288.47 : 164,613.91 = 65,573.10 : x
2. Step 2: Convert to fraction form
   119,288.47/164,613.91 = 65,573.10/x
3. Step 3: Cross multiply
   119,288.47x = 164,613.91 × 65,573.10
4. Step 4: Simplify right side
   119,288.47x = 10,794,244,340.84
5. Step 5: Solve for x
   x = 10,794,244,340.84/119,288.47
6. Step 6: Final answer
   x = 90,488.58