Finding the Fourth Proportional to 40,308.72, 55,498.98 and 36,572.03

Step by Step Solution

1. Step 1: Write the proportion equation
   40,308.72 : 55,498.98 = 36,572.03 : x
2. Step 2: Convert to fraction form
   40,308.72/55,498.98 = 36,572.03/x
3. Step 3: Cross multiply
   40,308.72x = 55,498.98 × 36,572.03
4. Step 4: Simplify right side
   40,308.72x = 2,029,710,084.03
5. Step 5: Solve for x
   x = 2,029,710,084.03/40,308.72
6. Step 6: Final answer
   x = 50,354.12