Finding the Fourth Proportional to 82,789.90, 114,249.49 and 45,064.15

Step by Step Solution

1. Step 1: Write the proportion equation
   82,789.90 : 114,249.49 = 45,064.15 : x
2. Step 2: Convert to fraction form
   82,789.90/114,249.49 = 45,064.15/x
3. Step 3: Cross multiply
   82,789.90x = 114,249.49 × 45,064.15
4. Step 4: Simplify right side
   82,789.90x = 5,148,555,756.50
5. Step 5: Solve for x
   x = 5,148,555,756.50/82,789.90
6. Step 6: Final answer
   x = 62,188.21