Finding the Fourth Proportional to 117,022.50, 161,493.48 and 69,258.42

Step by Step Solution

1. Step 1: Write the proportion equation
   117,022.50 : 161,493.48 = 69,258.42 : x
2. Step 2: Convert to fraction form
   117,022.50/161,493.48 = 69,258.42/x
3. Step 3: Cross multiply
   117,022.50x = 161,493.48 × 69,258.42
4. Step 4: Simplify right side
   117,022.50x = 11,184,783,265.10
5. Step 5: Solve for x
   x = 11,184,783,265.10/117,022.50
6. Step 6: Final answer
   x = 95,578.06