Finding the Fourth Proportional to 49,031.88, 67,664.72 and 47,334.79

Step by Step Solution

1. Step 1: Write the proportion equation
   49,031.88 : 67,664.72 = 47,334.79 : x
2. Step 2: Convert to fraction form
   49,031.88/67,664.72 = 47,334.79/x
3. Step 3: Cross multiply
   49,031.88x = 67,664.72 × 47,334.79
4. Step 4: Simplify right side
   49,031.88x = 3,202,895,311.61
5. Step 5: Solve for x
   x = 3,202,895,311.61/49,031.88
6. Step 6: Final answer
   x = 65,322.71