Finding the Fourth Proportional to 62,441.51, 86,143.15 and 40,936.42

Step by Step Solution

1. Step 1: Write the proportion equation
   62,441.51 : 86,143.15 = 40,936.42 : x
2. Step 2: Convert to fraction form
   62,441.51/86,143.15 = 40,936.42/x
3. Step 3: Cross multiply
   62,441.51x = 86,143.15 × 40,936.42
4. Step 4: Simplify right side
   62,441.51x = 3,526,392,168.52
5. Step 5: Solve for x
   x = 3,526,392,168.52/62,441.51
6. Step 6: Final answer
   x = 56,475.13