Finding the Fourth Proportional to 62,636.36, 86,436.38 and 35,778.31

Step by Step Solution

1. Step 1: Write the proportion equation
   62,636.36 : 86,436.38 = 35,778.31 : x
2. Step 2: Convert to fraction form
   62,636.36/86,436.38 = 35,778.31/x
3. Step 3: Cross multiply
   62,636.36x = 86,436.38 × 35,778.31
4. Step 4: Simplify right side
   62,636.36x = 3,092,547,472.27
5. Step 5: Solve for x
   x = 3,092,547,472.27/62,636.36
6. Step 6: Final answer
   x = 49,373.04