Finding the Fourth Proportional to 119,513.96, 164,923 and 65,788.48

Step by Step Solution

1. Step 1: Write the proportion equation
   119,513.96 : 164,923 = 65,788.48 : x
2. Step 2: Convert to fraction form
   119,513.96/164,923 = 65,788.48/x
3. Step 3: Cross multiply
   119,513.96x = 164,923 × 65,788.48
4. Step 4: Simplify right side
   119,513.96x = 10,850,033,487.04
5. Step 5: Solve for x
   x = 10,850,033,487.04/119,513.96
6. Step 6: Final answer
   x = 90,784.65