Finding the Fourth Proportional to 13,046.86, 19,536.90 and 7,196.98

Step by Step Solution

1. Step 1: Write the proportion equation
   13,046.86 : 19,536.90 = 7,196.98 : x
2. Step 2: Convert to fraction form
   13,046.86/19,536.90 = 7,196.98/x
3. Step 3: Cross multiply
   13,046.86x = 19,536.90 × 7,196.98
4. Step 4: Simplify right side
   13,046.86x = 140,606,678.56
5. Step 5: Solve for x
   x = 140,606,678.56/13,046.86
6. Step 6: Final answer
   x = 10,777.05