Finding the Fourth Proportional to 42,458.01, 58,577.12 and 25,467.76

Step by Step Solution

1. Step 1: Write the proportion equation
   42,458.01 : 58,577.12 = 25,467.76 : x
2. Step 2: Convert to fraction form
   42,458.01/58,577.12 = 25,467.76/x
3. Step 3: Cross multiply
   42,458.01x = 58,577.12 × 25,467.76
4. Step 4: Simplify right side
   42,458.01x = 1,491,827,613.43
5. Step 5: Solve for x
   x = 1,491,827,613.43/42,458.01
6. Step 6: Final answer
   x = 35,136.54