Finding the Fourth Proportional to 73,124, 109,720.83 and 50,669.31

Step by Step Solution

1. Step 1: Write the proportion equation
   73,124 : 109,720.83 = 50,669.31 : x
2. Step 2: Convert to fraction form
   73,124/109,720.83 = 50,669.31/x
3. Step 3: Cross multiply
   73,124x = 109,720.83 × 50,669.31
4. Step 4: Simplify right side
   73,124x = 5,559,478,748.73
5. Step 5: Solve for x
   x = 5,559,478,748.73/73,124
6. Step 6: Final answer
   x = 76,028.10