Finding the Fourth Proportional to 118,961.96, 164,173.52 and 65,251.98

Step by Step Solution

1. Step 1: Write the proportion equation
   118,961.96 : 164,173.52 = 65,251.98 : x
2. Step 2: Convert to fraction form
   118,961.96/164,173.52 = 65,251.98/x
3. Step 3: Cross multiply
   118,961.96x = 164,173.52 × 65,251.98
4. Step 4: Simplify right side
   118,961.96x = 10,712,646,996.27
5. Step 5: Solve for x
   x = 10,712,646,996.27/118,961.96
6. Step 6: Final answer
   x = 90,051.03