Finding the Fourth Proportional to 118,676.02, 163,773.22 and 64,961.42

Step by Step Solution

1. Step 1: Write the proportion equation
   118,676.02 : 163,773.22 = 64,961.42 : x
2. Step 2: Convert to fraction form
   118,676.02/163,773.22 = 64,961.42/x
3. Step 3: Cross multiply
   118,676.02x = 163,773.22 × 64,961.42
4. Step 4: Simplify right side
   118,676.02x = 10,638,940,929.17
5. Step 5: Solve for x
   x = 10,638,940,929.17/118,676.02
6. Step 6: Final answer
   x = 89,646.93