Finding the Fourth Proportional to 19,810.50, 29,720.62 and 5,959.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,810.50 : 29,720.62 = 5,959.50 : x
2. Step 2: Convert to fraction form
   19,810.50/29,720.62 = 5,959.50/x
3. Step 3: Cross multiply
   19,810.50x = 29,720.62 × 5,959.50
4. Step 4: Simplify right side
   19,810.50x = 177,120,034.89
5. Step 5: Solve for x
   x = 177,120,034.89/19,810.50
6. Step 6: Final answer
   x = 8,940.72