Finding the Fourth Proportional to 62,928.28, 86,841.30 and 36,072.34

Step by Step Solution

1. Step 1: Write the proportion equation
   62,928.28 : 86,841.30 = 36,072.34 : x
2. Step 2: Convert to fraction form
   62,928.28/86,841.30 = 36,072.34/x
3. Step 3: Cross multiply
   62,928.28x = 86,841.30 × 36,072.34
4. Step 4: Simplify right side
   62,928.28x = 3,132,568,899.64
5. Step 5: Solve for x
   x = 3,132,568,899.64/62,928.28
6. Step 6: Final answer
   x = 49,779.99