Finding the Fourth Proportional to 120,009.43, 165,606.61 and 69,014.05

Step by Step Solution

1. Step 1: Write the proportion equation
   120,009.43 : 165,606.61 = 69,014.05 : x
2. Step 2: Convert to fraction form
   120,009.43/165,606.61 = 69,014.05/x
3. Step 3: Cross multiply
   120,009.43x = 165,606.61 × 69,014.05
4. Step 4: Simplify right side
   120,009.43x = 11,429,182,862.87
5. Step 5: Solve for x
   x = 11,429,182,862.87/120,009.43
6. Step 6: Final answer
   x = 95,235.71