Finding the Fourth Proportional to 42,820.52, 59,099.31 and 29,380.68

Step by Step Solution

1. Step 1: Write the proportion equation
   42,820.52 : 59,099.31 = 29,380.68 : x
2. Step 2: Convert to fraction form
   42,820.52/59,099.31 = 29,380.68/x
3. Step 3: Cross multiply
   42,820.52x = 59,099.31 × 29,380.68
4. Step 4: Simplify right side
   42,820.52x = 1,736,377,915.33
5. Step 5: Solve for x
   x = 1,736,377,915.33/42,820.52
6. Step 6: Final answer
   x = 40,550.14