Finding the Fourth Proportional to 119,303.60, 164,631.98 and 65,588.59

Step by Step Solution

1. Step 1: Write the proportion equation
   119,303.60 : 164,631.98 = 65,588.59 : x
2. Step 2: Convert to fraction form
   119,303.60/164,631.98 = 65,588.59/x
3. Step 3: Cross multiply
   119,303.60x = 164,631.98 × 65,588.59
4. Step 4: Simplify right side
   119,303.60x = 10,797,978,286.01
5. Step 5: Solve for x
   x = 10,797,978,286.01/119,303.60
6. Step 6: Final answer
   x = 90,508.40