Finding the Fourth Proportional to 119,564.82, 164,997.43 and 65,854.83

Step by Step Solution

1. Step 1: Write the proportion equation
   119,564.82 : 164,997.43 = 65,854.83 : x
2. Step 2: Convert to fraction form
   119,564.82/164,997.43 = 65,854.83/x
3. Step 3: Cross multiply
   119,564.82x = 164,997.43 × 65,854.83
4. Step 4: Simplify right side
   119,564.82x = 10,865,877,703.09
5. Step 5: Solve for x
   x = 10,865,877,703.09/119,564.82
6. Step 6: Final answer
   x = 90,878.55