Finding the Fourth Proportional to 72,684.42, 109,072.82 and 37,624.11

Step by Step Solution

1. Step 1: Write the proportion equation
   72,684.42 : 109,072.82 = 37,624.11 : x
2. Step 2: Convert to fraction form
   72,684.42/109,072.82 = 37,624.11/x
3. Step 3: Cross multiply
   72,684.42x = 109,072.82 × 37,624.11
4. Step 4: Simplify right side
   72,684.42x = 4,103,767,777.69
5. Step 5: Solve for x
   x = 4,103,767,777.69/72,684.42
6. Step 6: Final answer
   x = 56,460.07