Finding the Fourth Proportional to 118,877.51, 164,050.02 and 65,162.43

Step by Step Solution

1. Step 1: Write the proportion equation
   118,877.51 : 164,050.02 = 65,162.43 : x
2. Step 2: Convert to fraction form
   118,877.51/164,050.02 = 65,162.43/x
3. Step 3: Cross multiply
   118,877.51x = 164,050.02 × 65,162.43
4. Step 4: Simplify right side
   118,877.51x = 10,689,897,944.75
5. Step 5: Solve for x
   x = 10,689,897,944.75/118,877.51
6. Step 6: Final answer
   x = 89,923.64