Finding the Fourth Proportional to 118,782.07, 163,919.73 and 65,067.46

Step by Step Solution

1. Step 1: Write the proportion equation
   118,782.07 : 163,919.73 = 65,067.46 : x
2. Step 2: Convert to fraction form
   118,782.07/163,919.73 = 65,067.46/x
3. Step 3: Cross multiply
   118,782.07x = 163,919.73 × 65,067.46
4. Step 4: Simplify right side
   118,782.07x = 10,665,840,679.89
5. Step 5: Solve for x
   x = 10,665,840,679.89/118,782.07
6. Step 6: Final answer
   x = 89,793.35