Finding the Fourth Proportional to 30,624.86, 42,261.80 and 17,196.14

Step by Step Solution

1. Step 1: Write the proportion equation
   30,624.86 : 42,261.80 = 17,196.14 : x
2. Step 2: Convert to fraction form
   30,624.86/42,261.80 = 17,196.14/x
3. Step 3: Cross multiply
   30,624.86x = 42,261.80 × 17,196.14
4. Step 4: Simplify right side
   30,624.86x = 726,739,829.45
5. Step 5: Solve for x
   x = 726,739,829.45/30,624.86
6. Step 6: Final answer
   x = 23,730.39