Finding the Fourth Proportional to 116,859.33, 161,298.96 and 69,129.27

Step by Step Solution

1. Step 1: Write the proportion equation
   116,859.33 : 161,298.96 = 69,129.27 : x
2. Step 2: Convert to fraction form
   116,859.33/161,298.96 = 69,129.27/x
3. Step 3: Cross multiply
   116,859.33x = 161,298.96 × 69,129.27
4. Step 4: Simplify right side
   116,859.33x = 11,150,479,356.56
5. Step 5: Solve for x
   x = 11,150,479,356.56/116,859.33
6. Step 6: Final answer
   x = 95,417.96