Finding the Fourth Proportional to 61,927.83, 85,495.82 and 40,768.61

Step by Step Solution

1. Step 1: Write the proportion equation
   61,927.83 : 85,495.82 = 40,768.61 : x
2. Step 2: Convert to fraction form
   61,927.83/85,495.82 = 40,768.61/x
3. Step 3: Cross multiply
   61,927.83x = 85,495.82 × 40,768.61
4. Step 4: Simplify right side
   61,927.83x = 3,485,545,110.89
5. Step 5: Solve for x
   x = 3,485,545,110.89/61,927.83
6. Step 6: Final answer
   x = 56,283.99