Finding the Fourth Proportional to 149,682.48, 206,561.40 and 82,614

Step by Step Solution

1. Step 1: Write the proportion equation
   149,682.48 : 206,561.40 = 82,614 : x
2. Step 2: Convert to fraction form
   149,682.48/206,561.40 = 82,614/x
3. Step 3: Cross multiply
   149,682.48x = 206,561.40 × 82,614
4. Step 4: Simplify right side
   149,682.48x = 17,064,863,499.60
5. Step 5: Solve for x
   x = 17,064,863,499.60/149,682.48
6. Step 6: Final answer
   x = 114,007.09