Finding the Fourth Proportional to 73,196.83, 109,717.47 and 28,817.47

Step by Step Solution

1. Step 1: Write the proportion equation
   73,196.83 : 109,717.47 = 28,817.47 : x
2. Step 2: Convert to fraction form
   73,196.83/109,717.47 = 28,817.47/x
3. Step 3: Cross multiply
   73,196.83x = 109,717.47 × 28,817.47
4. Step 4: Simplify right side
   73,196.83x = 3,161,779,900.20
5. Step 5: Solve for x
   x = 3,161,779,900.20/73,196.83
6. Step 6: Final answer
   x = 43,195.59