Finding the Fourth Proportional to 118,767.23, 163,898.82 and 65,053.15

Step by Step Solution

1. Step 1: Write the proportion equation
   118,767.23 : 163,898.82 = 65,053.15 : x
2. Step 2: Convert to fraction form
   118,767.23/163,898.82 = 65,053.15/x
3. Step 3: Cross multiply
   118,767.23x = 163,898.82 × 65,053.15
4. Step 4: Simplify right side
   118,767.23x = 10,662,133,540.16
5. Step 5: Solve for x
   x = 10,662,133,540.16/118,767.23
6. Step 6: Final answer
   x = 89,773.36