Finding the Fourth Proportional to 42,069.32, 63,099.78 and 17,110.84

Step by Step Solution

1. Step 1: Write the proportion equation
   42,069.32 : 63,099.78 = 17,110.84 : x
2. Step 2: Convert to fraction form
   42,069.32/63,099.78 = 17,110.84/x
3. Step 3: Cross multiply
   42,069.32x = 63,099.78 × 17,110.84
4. Step 4: Simplify right side
   42,069.32x = 1,079,690,239.62
5. Step 5: Solve for x
   x = 1,079,690,239.62/42,069.32
6. Step 6: Final answer
   x = 25,664.55