Finding the Fourth Proportional to 42,094.23, 63,139.04 and 25,449.79

Step by Step Solution

1. Step 1: Write the proportion equation
   42,094.23 : 63,139.04 = 25,449.79 : x
2. Step 2: Convert to fraction form
   42,094.23/63,139.04 = 25,449.79/x
3. Step 3: Cross multiply
   42,094.23x = 63,139.04 × 25,449.79
4. Step 4: Simplify right side
   42,094.23x = 1,606,875,308.80
5. Step 5: Solve for x
   x = 1,606,875,308.80/42,094.23
6. Step 6: Final answer
   x = 38,173.29