Finding the Fourth Proportional to 67,643.48, 93,340 and 37,424.81

Step by Step Solution

1. Step 1: Write the proportion equation
   67,643.48 : 93,340 = 37,424.81 : x
2. Step 2: Convert to fraction form
   67,643.48/93,340 = 37,424.81/x
3. Step 3: Cross multiply
   67,643.48x = 93,340 × 37,424.81
4. Step 4: Simplify right side
   67,643.48x = 3,493,231,765.40
5. Step 5: Solve for x
   x = 3,493,231,765.40/67,643.48
6. Step 6: Final answer
   x = 51,641.81