Finding the Fourth Proportional to 73,148.58, 109,535.58 and 50,628.12

Step by Step Solution

1. Step 1: Write the proportion equation
   73,148.58 : 109,535.58 = 50,628.12 : x
2. Step 2: Convert to fraction form
   73,148.58/109,535.58 = 50,628.12/x
3. Step 3: Cross multiply
   73,148.58x = 109,535.58 × 50,628.12
4. Step 4: Simplify right side
   73,148.58x = 5,545,580,488.51
5. Step 5: Solve for x
   x = 5,545,580,488.51/73,148.58
6. Step 6: Final answer
   x = 75,812.55