Finding the Fourth Proportional to 60,910.47, 91,144.22 and 50,281.65

Step by Step Solution

1. Step 1: Write the proportion equation
   60,910.47 : 91,144.22 = 50,281.65 : x
2. Step 2: Convert to fraction form
   60,910.47/91,144.22 = 50,281.65/x
3. Step 3: Cross multiply
   60,910.47x = 91,144.22 × 50,281.65
4. Step 4: Simplify right side
   60,910.47x = 4,582,881,518.15
5. Step 5: Solve for x
   x = 4,582,881,518.15/60,910.47
6. Step 6: Final answer
   x = 75,239.63