Finding the Fourth Proportional to 67,870.02, 93,656.39 and 40,996.65

Step by Step Solution

1. Step 1: Write the proportion equation
   67,870.02 : 93,656.39 = 40,996.65 : x
2. Step 2: Convert to fraction form
   67,870.02/93,656.39 = 40,996.65/x
3. Step 3: Cross multiply
   67,870.02x = 93,656.39 × 40,996.65
4. Step 4: Simplify right side
   67,870.02x = 3,839,598,241.09
5. Step 5: Solve for x
   x = 3,839,598,241.09/67,870.02
6. Step 6: Final answer
   x = 56,572.82