Finding the Fourth Proportional to 141,892.56, 195,845.85 and 85,293

Step by Step Solution

1. Step 1: Write the proportion equation
   141,892.56 : 195,845.85 = 85,293 : x
2. Step 2: Convert to fraction form
   141,892.56/195,845.85 = 85,293/x
3. Step 3: Cross multiply
   141,892.56x = 195,845.85 × 85,293
4. Step 4: Simplify right side
   141,892.56x = 16,704,280,084.05
5. Step 5: Solve for x
   x = 16,704,280,084.05/141,892.56
6. Step 6: Final answer
   x = 117,724.85