Finding the Fourth Proportional to 118,941.67, 164,144.24 and 65,228.61

Step by Step Solution

1. Step 1: Write the proportion equation
   118,941.67 : 164,144.24 = 65,228.61 : x
2. Step 2: Convert to fraction form
   118,941.67/164,144.24 = 65,228.61/x
3. Step 3: Cross multiply
   118,941.67x = 164,144.24 × 65,228.61
4. Step 4: Simplify right side
   118,941.67x = 10,706,901,148.71
5. Step 5: Solve for x
   x = 10,706,901,148.71/118,941.67
6. Step 6: Final answer
   x = 90,018.08