Finding the Fourth Proportional to 118,016.25, 162,864.29 and 64,301.25

Step by Step Solution

1. Step 1: Write the proportion equation
   118,016.25 : 162,864.29 = 64,301.25 : x
2. Step 2: Convert to fraction form
   118,016.25/162,864.29 = 64,301.25/x
3. Step 3: Cross multiply
   118,016.25x = 162,864.29 × 64,301.25
4. Step 4: Simplify right side
   118,016.25x = 10,472,377,427.36
5. Step 5: Solve for x
   x = 10,472,377,427.36/118,016.25
6. Step 6: Final answer
   x = 88,736.74