Finding the Fourth Proportional to 42,371.00, 63,556.86 and 10,781.10

Step by Step Solution

1. Step 1: Write the proportion equation
   42,371.00 : 63,556.86 = 10,781.10 : x
2. Step 2: Convert to fraction form
   42,371.00/63,556.86 = 10,781.10/x
3. Step 3: Cross multiply
   42,371.00x = 63,556.86 × 10,781.10
4. Step 4: Simplify right side
   42,371.00x = 685,212,863.35
5. Step 5: Solve for x
   x = 685,212,863.35/42,371.00
6. Step 6: Final answer
   x = 16,171.74