Finding the Fourth Proportional to 42,372.72, 58,485.78 and 26,447.58

Step by Step Solution

1. Step 1: Write the proportion equation
   42,372.72 : 58,485.78 = 26,447.58 : x
2. Step 2: Convert to fraction form
   42,372.72/58,485.78 = 26,447.58/x
3. Step 3: Cross multiply
   42,372.72x = 58,485.78 × 26,447.58
4. Step 4: Simplify right side
   42,372.72x = 1,546,807,345.41
5. Step 5: Solve for x
   x = 1,546,807,345.41/42,372.72
6. Step 6: Final answer
   x = 36,504.79