Finding the Fourth Proportional to 149,888.29, 206,845.86 and 82,820.29

Step by Step Solution

1. Step 1: Write the proportion equation
   149,888.29 : 206,845.86 = 82,820.29 : x
2. Step 2: Convert to fraction form
   149,888.29/206,845.86 = 82,820.29/x
3. Step 3: Cross multiply
   149,888.29x = 206,845.86 × 82,820.29
4. Step 4: Simplify right side
   149,888.29x = 17,131,034,110.50
5. Step 5: Solve for x
   x = 17,131,034,110.50/149,888.29
6. Step 6: Final answer
   x = 114,292.01