Finding the Fourth Proportional to 72,835.29, 109,049.72 and 37,220.00

Step by Step Solution

1. Step 1: Write the proportion equation
   72,835.29 : 109,049.72 = 37,220.00 : x
2. Step 2: Convert to fraction form
   72,835.29/109,049.72 = 37,220.00/x
3. Step 3: Cross multiply
   72,835.29x = 109,049.72 × 37,220.00
4. Step 4: Simplify right side
   72,835.29x = 4,058,829,847.05
5. Step 5: Solve for x
   x = 4,058,829,847.05/72,835.29
6. Step 6: Final answer
   x = 55,726.14