Finding the Fourth Proportional to 82,389.78, 113,697.62 and 44,664.03

Step by Step Solution

1. Step 1: Write the proportion equation
   82,389.78 : 113,697.62 = 44,664.03 : x
2. Step 2: Convert to fraction form
   82,389.78/113,697.62 = 44,664.03/x
3. Step 3: Cross multiply
   82,389.78x = 113,697.62 × 44,664.03
4. Step 4: Simplify right side
   82,389.78x = 5,078,193,687.29
5. Step 5: Solve for x
   x = 5,078,193,687.29/82,389.78
6. Step 6: Final answer
   x = 61,636.21