Finding the Fourth Proportional to 118,908.10, 164,093.12 and 65,191.96

Step by Step Solution

1. Step 1: Write the proportion equation
   118,908.10 : 164,093.12 = 65,191.96 : x
2. Step 2: Convert to fraction form
   118,908.10/164,093.12 = 65,191.96/x
3. Step 3: Cross multiply
   118,908.10x = 164,093.12 × 65,191.96
4. Step 4: Simplify right side
   118,908.10x = 10,697,552,115.32
5. Step 5: Solve for x
   x = 10,697,552,115.32/118,908.10
6. Step 6: Final answer
   x = 89,964.87