Finding the Fourth Proportional to 120,114.07, 165,749.52 and 69,118.57

Step by Step Solution

1. Step 1: Write the proportion equation
   120,114.07 : 165,749.52 = 69,118.57 : x
2. Step 2: Convert to fraction form
   120,114.07/165,749.52 = 69,118.57/x
3. Step 3: Cross multiply
   120,114.07x = 165,749.52 × 69,118.57
4. Step 4: Simplify right side
   120,114.07x = 11,456,369,800.59
5. Step 5: Solve for x
   x = 11,456,369,800.59/120,114.07
6. Step 6: Final answer
   x = 95,379.08