Finding the Fourth Proportional to 43,496, 65,132.31 and 30,149.94

Step by Step Solution

1. Step 1: Write the proportion equation
   43,496 : 65,132.31 = 30,149.94 : x
2. Step 2: Convert to fraction form
   43,496/65,132.31 = 30,149.94/x
3. Step 3: Cross multiply
   43,496x = 65,132.31 × 30,149.94
4. Step 4: Simplify right side
   43,496x = 1,963,735,238.56
5. Step 5: Solve for x
   x = 1,963,735,238.56/43,496
6. Step 6: Final answer
   x = 45,147.49