Finding the Fourth Proportional to 67,721.93, 93,453.50 and 37,505.45

Step by Step Solution

1. Step 1: Write the proportion equation
   67,721.93 : 93,453.50 = 37,505.45 : x
2. Step 2: Convert to fraction form
   67,721.93/93,453.50 = 37,505.45/x
3. Step 3: Cross multiply
   67,721.93x = 93,453.50 × 37,505.45
4. Step 4: Simplify right side
   67,721.93x = 3,505,015,104.31
5. Step 5: Solve for x
   x = 3,505,015,104.31/67,721.93
6. Step 6: Final answer
   x = 51,755.99