Finding the Fourth Proportional to 196,981.02, 271,802.15 and 112,099.50

Step by Step Solution

1. Step 1: Write the proportion equation
   196,981.02 : 271,802.15 = 112,099.50 : x
2. Step 2: Convert to fraction form
   196,981.02/271,802.15 = 112,099.50/x
3. Step 3: Cross multiply
   196,981.02x = 271,802.15 × 112,099.50
4. Step 4: Simplify right side
   196,981.02x = 30,468,885,113.93
5. Step 5: Solve for x
   x = 30,468,885,113.93/196,981.02
6. Step 6: Final answer
   x = 154,679.29