Finding the Fourth Proportional to 196,683.96, 271,522.68 and 116,136.72

Step by Step Solution

1. Step 1: Write the proportion equation
   196,683.96 : 271,522.68 = 116,136.72 : x
2. Step 2: Convert to fraction form
   196,683.96/271,522.68 = 116,136.72/x
3. Step 3: Cross multiply
   196,683.96x = 271,522.68 × 116,136.72
4. Step 4: Simplify right side
   196,683.96x = 31,533,753,460.81
5. Step 5: Solve for x
   x = 31,533,753,460.81/196,683.96
6. Step 6: Final answer
   x = 160,327.02