Finding the Fourth Proportional to 65,722.96, 98,635.56 and 45,872.56

Step by Step Solution

1. Step 1: Write the proportion equation
   65,722.96 : 98,635.56 = 45,872.56 : x
2. Step 2: Convert to fraction form
   65,722.96/98,635.56 = 45,872.56/x
3. Step 3: Cross multiply
   65,722.96x = 98,635.56 × 45,872.56
4. Step 4: Simplify right side
   65,722.96x = 4,524,665,644.23
5. Step 5: Solve for x
   x = 4,524,665,644.23/65,722.96
6. Step 6: Final answer
   x = 68,844.52