Finding the Fourth Proportional to 19,892.96, 29,839.42 and 5,853.30

Step by Step Solution

1. Step 1: Write the proportion equation
   19,892.96 : 29,839.42 = 5,853.30 : x
2. Step 2: Convert to fraction form
   19,892.96/29,839.42 = 5,853.30/x
3. Step 3: Cross multiply
   19,892.96x = 29,839.42 × 5,853.30
4. Step 4: Simplify right side
   19,892.96x = 174,659,077.09
5. Step 5: Solve for x
   x = 174,659,077.09/19,892.96
6. Step 6: Final answer
   x = 8,779.94