Finding the Fourth Proportional to 119,036.02, 164,272.22 and 65,320.57

Step by Step Solution

1. Step 1: Write the proportion equation
   119,036.02 : 164,272.22 = 65,320.57 : x
2. Step 2: Convert to fraction form
   119,036.02/164,272.22 = 65,320.57/x
3. Step 3: Cross multiply
   119,036.02x = 164,272.22 × 65,320.57
4. Step 4: Simplify right side
   119,036.02x = 10,730,353,897.60
5. Step 5: Solve for x
   x = 10,730,353,897.60/119,036.02
6. Step 6: Final answer
   x = 90,143.76