Finding the Fourth Proportional to 119,561.88, 164,994.15 and 65,845.77

Step by Step Solution

1. Step 1: Write the proportion equation
   119,561.88 : 164,994.15 = 65,845.77 : x
2. Step 2: Convert to fraction form
   119,561.88/164,994.15 = 65,845.77/x
3. Step 3: Cross multiply
   119,561.88x = 164,994.15 × 65,845.77
4. Step 4: Simplify right side
   119,561.88x = 10,864,166,852.25
5. Step 5: Solve for x
   x = 10,864,166,852.25/119,561.88
6. Step 6: Final answer
   x = 90,866.48