Finding the Fourth Proportional to 203,947.60, 281,492.71 and 113,334.72

Step by Step Solution

1. Step 1: Write the proportion equation
   203,947.60 : 281,492.71 = 113,334.72 : x
2. Step 2: Convert to fraction form
   203,947.60/281,492.71 = 113,334.72/x
3. Step 3: Cross multiply
   203,947.60x = 281,492.71 × 113,334.72
4. Step 4: Simplify right side
   203,947.60x = 31,902,897,469.89
5. Step 5: Solve for x
   x = 31,902,897,469.89/203,947.60
6. Step 6: Final answer
   x = 156,426.93