Finding the Fourth Proportional to 196,665.60, 271,393.28 and 110,633.92

Step by Step Solution

1. Step 1: Write the proportion equation
   196,665.60 : 271,393.28 = 110,633.92 : x
2. Step 2: Convert to fraction form
   196,665.60/271,393.28 = 110,633.92/x
3. Step 3: Cross multiply
   196,665.60x = 271,393.28 × 110,633.92
4. Step 4: Simplify right side
   196,665.60x = 30,025,302,428.06
5. Step 5: Solve for x
   x = 30,025,302,428.06/196,665.60
6. Step 6: Final answer
   x = 152,671.86