Finding the Fourth Proportional to 73,486.69, 110,216.17 and 28,507.95

Step by Step Solution

1. Step 1: Write the proportion equation
   73,486.69 : 110,216.17 = 28,507.95 : x
2. Step 2: Convert to fraction form
   73,486.69/110,216.17 = 28,507.95/x
3. Step 3: Cross multiply
   73,486.69x = 110,216.17 × 28,507.95
4. Step 4: Simplify right side
   73,486.69x = 3,142,037,019.01
5. Step 5: Solve for x
   x = 3,142,037,019.01/73,486.69
6. Step 6: Final answer
   x = 42,756.54