Finding the Fourth Proportional to 118,874.34, 164,050.62 and 65,159.38

Step by Step Solution

1. Step 1: Write the proportion equation
   118,874.34 : 164,050.62 = 65,159.38 : x
2. Step 2: Convert to fraction form
   118,874.34/164,050.62 = 65,159.38/x
3. Step 3: Cross multiply
   118,874.34x = 164,050.62 × 65,159.38
4. Step 4: Simplify right side
   118,874.34x = 10,689,436,687.82
5. Step 5: Solve for x
   x = 10,689,436,687.82/118,874.34
6. Step 6: Final answer
   x = 89,922.15