Finding the Fourth Proportional to 122,825.05, 169,501.88 and 69,111.97

Step by Step Solution

1. Step 1: Write the proportion equation
   122,825.05 : 169,501.88 = 69,111.97 : x
2. Step 2: Convert to fraction form
   122,825.05/169,501.88 = 69,111.97/x
3. Step 3: Cross multiply
   122,825.05x = 169,501.88 × 69,111.97
4. Step 4: Simplify right side
   122,825.05x = 11,714,608,845.50
5. Step 5: Solve for x
   x = 11,714,608,845.50/122,825.05
6. Step 6: Final answer
   x = 95,376.38