Finding the Fourth Proportional to 66,607.82, 91,923.88 and 37,936.76

Step by Step Solution

1. Step 1: Write the proportion equation
   66,607.82 : 91,923.88 = 37,936.76 : x
2. Step 2: Convert to fraction form
   66,607.82/91,923.88 = 37,936.76/x
3. Step 3: Cross multiply
   66,607.82x = 91,923.88 × 37,936.76
4. Step 4: Simplify right side
   66,607.82x = 3,487,294,173.83
5. Step 5: Solve for x
   x = 3,487,294,173.83/66,607.82
6. Step 6: Final answer
   x = 52,355.63