Finding the Fourth Proportional to 72,178.37, 108,242.89 and 36,625.98

Step by Step Solution

1. Step 1: Write the proportion equation
   72,178.37 : 108,242.89 = 36,625.98 : x
2. Step 2: Convert to fraction form
   72,178.37/108,242.89 = 36,625.98/x
3. Step 3: Cross multiply
   72,178.37x = 108,242.89 × 36,625.98
4. Step 4: Simplify right side
   72,178.37x = 3,964,501,924.28
5. Step 5: Solve for x
   x = 3,964,501,924.28/72,178.37
6. Step 6: Final answer
   x = 54,926.45