Finding the Fourth Proportional to 42,062.41, 63,185.24 and 25,430.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,062.41 : 63,185.24 = 25,430.28 : x
2. Step 2: Convert to fraction form
   42,062.41/63,185.24 = 25,430.28/x
3. Step 3: Cross multiply
   42,062.41x = 63,185.24 × 25,430.28
4. Step 4: Simplify right side
   42,062.41x = 1,606,818,345.07
5. Step 5: Solve for x
   x = 1,606,818,345.07/42,062.41
6. Step 6: Final answer
   x = 38,200.82