Finding the Fourth Proportional to 42,595.72, 58,724.74 and 29,831.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,595.72 : 58,724.74 = 29,831.72 : x
2. Step 2: Convert to fraction form
   42,595.72/58,724.74 = 29,831.72/x
3. Step 3: Cross multiply
   42,595.72x = 58,724.74 × 29,831.72
4. Step 4: Simplify right side
   42,595.72x = 1,751,860,000.75
5. Step 5: Solve for x
   x = 1,751,860,000.75/42,595.72
6. Step 6: Final answer
   x = 41,127.61