Finding the Fourth Proportional to 65,993.48, 98,913.96 and 30,380.12

Step by Step Solution

1. Step 1: Write the proportion equation
   65,993.48 : 98,913.96 = 30,380.12 : x
2. Step 2: Convert to fraction form
   65,993.48/98,913.96 = 30,380.12/x
3. Step 3: Cross multiply
   65,993.48x = 98,913.96 × 30,380.12
4. Step 4: Simplify right side
   65,993.48x = 3,005,018,335.69
5. Step 5: Solve for x
   x = 3,005,018,335.69/65,993.48
6. Step 6: Final answer
   x = 45,535.08