Finding the Fourth Proportional to 19,810.10, 27,337.83 and 10,857.98

Step by Step Solution

1. Step 1: Write the proportion equation
   19,810.10 : 27,337.83 = 10,857.98 : x
2. Step 2: Convert to fraction form
   19,810.10/27,337.83 = 10,857.98/x
3. Step 3: Cross multiply
   19,810.10x = 27,337.83 × 10,857.98
4. Step 4: Simplify right side
   19,810.10x = 296,833,474.69
5. Step 5: Solve for x
   x = 296,833,474.69/19,810.10
6. Step 6: Final answer
   x = 14,983.95