Finding the Fourth Proportional to 152,243.72, 210,096.78 and 84,265.41

Step by Step Solution

1. Step 1: Write the proportion equation
   152,243.72 : 210,096.78 = 84,265.41 : x
2. Step 2: Convert to fraction form
   152,243.72/210,096.78 = 84,265.41/x
3. Step 3: Cross multiply
   152,243.72x = 210,096.78 × 84,265.41
4. Step 4: Simplify right side
   152,243.72x = 17,703,890,990.38
5. Step 5: Solve for x
   x = 17,703,890,990.38/152,243.72
6. Step 6: Final answer
   x = 116,286.51