Finding the Fourth Proportional to 42,064.41, 63,188.24 and 25,432.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,064.41 : 63,188.24 = 25,432.28 : x
2. Step 2: Convert to fraction form
   42,064.41/63,188.24 = 25,432.28/x
3. Step 3: Cross multiply
   42,064.41x = 63,188.24 × 25,432.28
4. Step 4: Simplify right side
   42,064.41x = 1,607,021,012.39
5. Step 5: Solve for x
   x = 1,607,021,012.39/42,064.41
6. Step 6: Final answer
   x = 38,203.82