Finding the Fourth Proportional to 61,756.82, 85,214.72 and 35,921.09

Step by Step Solution

1. Step 1: Write the proportion equation
   61,756.82 : 85,214.72 = 35,921.09 : x
2. Step 2: Convert to fraction form
   61,756.82/85,214.72 = 35,921.09/x
3. Step 3: Cross multiply
   61,756.82x = 85,214.72 × 35,921.09
4. Step 4: Simplify right side
   61,756.82x = 3,061,005,626.44
5. Step 5: Solve for x
   x = 3,061,005,626.44/61,756.82
6. Step 6: Final answer
   x = 49,565.47