Finding the Fourth Proportional to 42,422, 63,617 and 34,081.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,422 : 63,617 = 34,081.52 : x
2. Step 2: Convert to fraction form
   42,422/63,617 = 34,081.52/x
3. Step 3: Cross multiply
   42,422x = 63,617 × 34,081.52
4. Step 4: Simplify right side
   42,422x = 2,168,164,057.84
5. Step 5: Solve for x
   x = 2,168,164,057.84/42,422
6. Step 6: Final answer
   x = 51,109.43