Finding the Fourth Proportional to 42,620.58, 58,843.83 and 38,136.56

Step by Step Solution

1. Step 1: Write the proportion equation
   42,620.58 : 58,843.83 = 38,136.56 : x
2. Step 2: Convert to fraction form
   42,620.58/58,843.83 = 38,136.56/x
3. Step 3: Cross multiply
   42,620.58x = 58,843.83 × 38,136.56
4. Step 4: Simplify right side
   42,620.58x = 2,244,101,102.22
5. Step 5: Solve for x
   x = 2,244,101,102.22/42,620.58
6. Step 6: Final answer
   x = 52,652.99