Finding the Fourth Proportional to 72,414.89, 99,936.50 and 40,594.01

Step by Step Solution

1. Step 1: Write the proportion equation
   72,414.89 : 99,936.50 = 40,594.01 : x
2. Step 2: Convert to fraction form
   72,414.89/99,936.50 = 40,594.01/x
3. Step 3: Cross multiply
   72,414.89x = 99,936.50 × 40,594.01
4. Step 4: Simplify right side
   72,414.89x = 4,056,823,280.37
5. Step 5: Solve for x
   x = 4,056,823,280.37/72,414.89
6. Step 6: Final answer
   x = 56,021.95