Finding the Fourth Proportional to 149,772, 206,685.54 and 82,704

Step by Step Solution

1. Step 1: Write the proportion equation
   149,772 : 206,685.54 = 82,704 : x
2. Step 2: Convert to fraction form
   149,772/206,685.54 = 82,704/x
3. Step 3: Cross multiply
   149,772x = 206,685.54 × 82,704
4. Step 4: Simplify right side
   149,772x = 17,093,720,900.16
5. Step 5: Solve for x
   x = 17,093,720,900.16/149,772
6. Step 6: Final answer
   x = 114,131.62