Finding the Fourth Proportional to 105,999.69, 146,283.12 and 60,692.34

Step by Step Solution

1. Step 1: Write the proportion equation
   105,999.69 : 146,283.12 = 60,692.34 : x
2. Step 2: Convert to fraction form
   105,999.69/146,283.12 = 60,692.34/x
3. Step 3: Cross multiply
   105,999.69x = 146,283.12 × 60,692.34
4. Step 4: Simplify right side
   105,999.69x = 8,878,264,855.30
5. Step 5: Solve for x
   x = 8,878,264,855.30/105,999.69
6. Step 6: Final answer
   x = 83,757.46