Finding the Fourth Proportional to 45,428.48, 62,690.56 and 25,556.48

Step by Step Solution

1. Step 1: Write the proportion equation
   45,428.48 : 62,690.56 = 25,556.48 : x
2. Step 2: Convert to fraction form
   45,428.48/62,690.56 = 25,556.48/x
3. Step 3: Cross multiply
   45,428.48x = 62,690.56 × 25,556.48
4. Step 4: Simplify right side
   45,428.48x = 1,602,150,042.83
5. Step 5: Solve for x
   x = 1,602,150,042.83/45,428.48
6. Step 6: Final answer
   x = 35,267.52