Finding the Fourth Proportional to 42,297.60, 58,399.20 and 37,806.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,297.60 : 58,399.20 = 37,806.96 : x
2. Step 2: Convert to fraction form
   42,297.60/58,399.20 = 37,806.96/x
3. Step 3: Cross multiply
   42,297.60x = 58,399.20 × 37,806.96
4. Step 4: Simplify right side
   42,297.60x = 2,207,896,218.43
5. Step 5: Solve for x
   x = 2,207,896,218.43/42,297.60
6. Step 6: Final answer
   x = 52,199.09