Finding the Fourth Proportional to 196,691,105.71, 271,426,615.89 and 108,583,215.28

Step by Step Solution

1. Step 1: Write the proportion equation
   196,691,105.71 : 271,426,615.89 = 108,583,215.28 : x
2. Step 2: Convert to fraction form
   196,691,105.71/271,426,615.89 = 108,583,215.28/x
3. Step 3: Cross multiply
   196,691,105.71x = 271,426,615.89 × 108,583,215.28
4. Step 4: Simplify right side
   196,691,105.71x = 29,472,374,665,905,736
5. Step 5: Solve for x
   x = 29,472,374,665,905,736/196,691,105.71
6. Step 6: Final answer
   x = 149,840,912.02