Finding the Fourth Proportional to 62,835.31, 86,712.74 and 35,986.72

Step by Step Solution

1. Step 1: Write the proportion equation
   62,835.31 : 86,712.74 = 35,986.72 : x
2. Step 2: Convert to fraction form
   62,835.31/86,712.74 = 35,986.72/x
3. Step 3: Cross multiply
   62,835.31x = 86,712.74 × 35,986.72
4. Step 4: Simplify right side
   62,835.31x = 3,120,506,914.88
5. Step 5: Solve for x
   x = 3,120,506,914.88/62,835.31
6. Step 6: Final answer
   x = 49,661.68