Finding the Fourth Proportional to 31,724.00, 47,580.83 and 11,997.86

Step by Step Solution

1. Step 1: Write the proportion equation
   31,724.00 : 47,580.83 = 11,997.86 : x
2. Step 2: Convert to fraction form
   31,724.00/47,580.83 = 11,997.86/x
3. Step 3: Cross multiply
   31,724.00x = 47,580.83 × 11,997.86
4. Step 4: Simplify right side
   31,724.00x = 570,868,077.03
5. Step 5: Solve for x
   x = 570,868,077.03/31,724.00
6. Step 6: Final answer
   x = 17,994.84