Finding the Fourth Proportional to 118,943.83, 164,144.14 and 65,225.31

Step by Step Solution

1. Step 1: Write the proportion equation
   118,943.83 : 164,144.14 = 65,225.31 : x
2. Step 2: Convert to fraction form
   118,943.83/164,144.14 = 65,225.31/x
3. Step 3: Cross multiply
   118,943.83x = 164,144.14 × 65,225.31
4. Step 4: Simplify right side
   118,943.83x = 10,706,351,637.58
5. Step 5: Solve for x
   x = 10,706,351,637.58/118,943.83
6. Step 6: Final answer
   x = 90,011.83