Finding the Fourth Proportional to 47,869.50, 65,782.42 and 45,674.18

Step by Step Solution

1. Step 1: Write the proportion equation
   47,869.50 : 65,782.42 = 45,674.18 : x
2. Step 2: Convert to fraction form
   47,869.50/65,782.42 = 45,674.18/x
3. Step 3: Cross multiply
   47,869.50x = 65,782.42 × 45,674.18
4. Step 4: Simplify right side
   47,869.50x = 3,004,558,091.92
5. Step 5: Solve for x
   x = 3,004,558,091.92/47,869.50
6. Step 6: Final answer
   x = 62,765.60