Finding the Fourth Proportional to 61,786.83, 85,269.50 and 34,931.82

Step by Step Solution

1. Step 1: Write the proportion equation
   61,786.83 : 85,269.50 = 34,931.82 : x
2. Step 2: Convert to fraction form
   61,786.83/85,269.50 = 34,931.82/x
3. Step 3: Cross multiply
   61,786.83x = 85,269.50 × 34,931.82
4. Step 4: Simplify right side
   61,786.83x = 2,978,618,825.49
5. Step 5: Solve for x
   x = 2,978,618,825.49/61,786.83
6. Step 6: Final answer
   x = 48,207.99