Finding the Fourth Proportional to 41,978.01, 62,966.64 and 17,012.13

Step by Step Solution

1. Step 1: Write the proportion equation
   41,978.01 : 62,966.64 = 17,012.13 : x
2. Step 2: Convert to fraction form
   41,978.01/62,966.64 = 17,012.13/x
3. Step 3: Cross multiply
   41,978.01x = 62,966.64 × 17,012.13
4. Step 4: Simplify right side
   41,978.01x = 1,071,196,665.34
5. Step 5: Solve for x
   x = 1,071,196,665.34/41,978.01
6. Step 6: Final answer
   x = 25,518.04