Finding the Fourth Proportional to 120,323.00, 166,047.70 and 65,874.25

Step by Step Solution

1. Step 1: Write the proportion equation
   120,323.00 : 166,047.70 = 65,874.25 : x
2. Step 2: Convert to fraction form
   120,323.00/166,047.70 = 65,874.25/x
3. Step 3: Cross multiply
   120,323.00x = 166,047.70 × 65,874.25
4. Step 4: Simplify right side
   120,323.00x = 10,938,267,744.60
5. Step 5: Solve for x
   x = 10,938,267,744.60/120,323.00
6. Step 6: Final answer
   x = 90,907.54