Finding the Fourth Proportional to 117,447.40, 162,022.02 and 67,117

Step by Step Solution

1. Step 1: Write the proportion equation
   117,447.40 : 162,022.02 = 67,117 : x
2. Step 2: Convert to fraction form
   117,447.40/162,022.02 = 67,117/x
3. Step 3: Cross multiply
   117,447.40x = 162,022.02 × 67,117
4. Step 4: Simplify right side
   117,447.40x = 10,874,431,916.34
5. Step 5: Solve for x
   x = 10,874,431,916.34/117,447.40
6. Step 6: Final answer
   x = 92,589.81