Finding the Fourth Proportional to 118,943.95, 164,144.91 and 65,225.77

Step by Step Solution

1. Step 1: Write the proportion equation
   118,943.95 : 164,144.91 = 65,225.77 : x
2. Step 2: Convert to fraction form
   118,943.95/164,144.91 = 65,225.77/x
3. Step 3: Cross multiply
   118,943.95x = 164,144.91 × 65,225.77
4. Step 4: Simplify right side
   118,943.95x = 10,706,478,146.33
5. Step 5: Solve for x
   x = 10,706,478,146.33/118,943.95
6. Step 6: Final answer
   x = 90,012.80