Finding the Fourth Proportional to 62,731.46, 86,568.57 and 35,878.34

Step by Step Solution

1. Step 1: Write the proportion equation
   62,731.46 : 86,568.57 = 35,878.34 : x
2. Step 2: Convert to fraction form
   62,731.46/86,568.57 = 35,878.34/x
3. Step 3: Cross multiply
   62,731.46x = 86,568.57 × 35,878.34
4. Step 4: Simplify right side
   62,731.46x = 3,105,936,587.77
5. Step 5: Solve for x
   x = 3,105,936,587.77/62,731.46
6. Step 6: Final answer
   x = 49,511.63