Finding the Fourth Proportional to 118,880.33, 164,054.03 and 65,167.61

Step by Step Solution

1. Step 1: Write the proportion equation
   118,880.33 : 164,054.03 = 65,167.61 : x
2. Step 2: Convert to fraction form
   118,880.33/164,054.03 = 65,167.61/x
3. Step 3: Cross multiply
   118,880.33x = 164,054.03 × 65,167.61
4. Step 4: Simplify right side
   118,880.33x = 10,691,007,899.86
5. Step 5: Solve for x
   x = 10,691,007,899.86/118,880.33
6. Step 6: Final answer
   x = 89,930.84