Finding the Fourth Proportional to 59,279.99, 81,836.15 and 45,820.85

Step by Step Solution

1. Step 1: Write the proportion equation
   59,279.99 : 81,836.15 = 45,820.85 : x
2. Step 2: Convert to fraction form
   59,279.99/81,836.15 = 45,820.85/x
3. Step 3: Cross multiply
   59,279.99x = 81,836.15 × 45,820.85
4. Step 4: Simplify right side
   59,279.99x = 3,749,801,315.44
5. Step 5: Solve for x
   x = 3,749,801,315.44/59,279.99
6. Step 6: Final answer
   x = 63,255.77