Finding the Fourth Proportional to 63,060.82, 86,974.69 and 40,401.91

Step by Step Solution

1. Step 1: Write the proportion equation
   63,060.82 : 86,974.69 = 40,401.91 : x
2. Step 2: Convert to fraction form
   63,060.82/86,974.69 = 40,401.91/x
3. Step 3: Cross multiply
   63,060.82x = 86,974.69 × 40,401.91
4. Step 4: Simplify right side
   63,060.82x = 3,513,943,597.66
5. Step 5: Solve for x
   x = 3,513,943,597.66/63,060.82
6. Step 6: Final answer
   x = 55,723.09