Finding the Fourth Proportional to 117,191.22, 161,695.89 and 69,436.32

Step by Step Solution

1. Step 1: Write the proportion equation
   117,191.22 : 161,695.89 = 69,436.32 : x
2. Step 2: Convert to fraction form
   117,191.22/161,695.89 = 69,436.32/x
3. Step 3: Cross multiply
   117,191.22x = 161,695.89 × 69,436.32
4. Step 4: Simplify right side
   117,191.22x = 11,227,567,560.72
5. Step 5: Solve for x
   x = 11,227,567,560.72/117,191.22
6. Step 6: Final answer
   x = 95,805.54