Finding the Fourth Proportional to 118,954.88, 164,142.74 and 65,225.75

Step by Step Solution

1. Step 1: Write the proportion equation
   118,954.88 : 164,142.74 = 65,225.75 : x
2. Step 2: Convert to fraction form
   118,954.88/164,142.74 = 65,225.75/x
3. Step 3: Cross multiply
   118,954.88x = 164,142.74 × 65,225.75
4. Step 4: Simplify right side
   118,954.88x = 10,706,333,323.56
5. Step 5: Solve for x
   x = 10,706,333,323.56/118,954.88
6. Step 6: Final answer
   x = 90,003.31