Finding the Fourth Proportional to 116,099.84, 160,219.68 and 65,797.76

Step by Step Solution

1. Step 1: Write the proportion equation
   116,099.84 : 160,219.68 = 65,797.76 : x
2. Step 2: Convert to fraction form
   116,099.84/160,219.68 = 65,797.76/x
3. Step 3: Cross multiply
   116,099.84x = 160,219.68 × 65,797.76
4. Step 4: Simplify right side
   116,099.84x = 10,542,096,051.92
5. Step 5: Solve for x
   x = 10,542,096,051.92/116,099.84
6. Step 6: Final answer
   x = 90,801.99