Finding the Fourth Proportional to 119,433.96, 164,819.61 and 65,717.46

Step by Step Solution

1. Step 1: Write the proportion equation
   119,433.96 : 164,819.61 = 65,717.46 : x
2. Step 2: Convert to fraction form
   119,433.96/164,819.61 = 65,717.46/x
3. Step 3: Cross multiply
   119,433.96x = 164,819.61 × 65,717.46
4. Step 4: Simplify right side
   119,433.96x = 10,831,526,127.39
5. Step 5: Solve for x
   x = 10,831,526,127.39/119,433.96
6. Step 6: Final answer
   x = 90,690.50