Finding the Fourth Proportional to 118,900.48, 164,078.38 and 65,184.42

Step by Step Solution

1. Step 1: Write the proportion equation
   118,900.48 : 164,078.38 = 65,184.42 : x
2. Step 2: Convert to fraction form
   118,900.48/164,078.38 = 65,184.42/x
3. Step 3: Cross multiply
   118,900.48x = 164,078.38 × 65,184.42
4. Step 4: Simplify right side
   118,900.48x = 10,695,354,034.84
5. Step 5: Solve for x
   x = 10,695,354,034.84/118,900.48
6. Step 6: Final answer
   x = 89,952.15