Finding the Fourth Proportional to 82,409.72, 113,720.64 and 46,607.24

Step by Step Solution

1. Step 1: Write the proportion equation
   82,409.72 : 113,720.64 = 46,607.24 : x
2. Step 2: Convert to fraction form
   82,409.72/113,720.64 = 46,607.24/x
3. Step 3: Cross multiply
   82,409.72x = 113,720.64 × 46,607.24
4. Step 4: Simplify right side
   82,409.72x = 5,300,205,161.43
5. Step 5: Solve for x
   x = 5,300,205,161.43/82,409.72
6. Step 6: Final answer
   x = 64,315.29