Finding the Fourth Proportional to 65,410.50, 98,151.19 and 50,648.25

Step by Step Solution

1. Step 1: Write the proportion equation
   65,410.50 : 98,151.19 = 50,648.25 : x
2. Step 2: Convert to fraction form
   65,410.50/98,151.19 = 50,648.25/x
3. Step 3: Cross multiply
   65,410.50x = 98,151.19 × 50,648.25
4. Step 4: Simplify right side
   65,410.50x = 4,971,186,008.92
5. Step 5: Solve for x
   x = 4,971,186,008.92/65,410.50
6. Step 6: Final answer
   x = 75,999.82