Finding the Fourth Proportional to 3,713.82, 5,570.01 and 1,405.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,713.82 : 5,570.01 = 1,405.50 : x
2. Step 2: Convert to fraction form
   3,713.82/5,570.01 = 1,405.50/x
3. Step 3: Cross multiply
   3,713.82x = 5,570.01 × 1,405.50
4. Step 4: Simplify right side
   3,713.82x = 7,828,649.06
5. Step 5: Solve for x
   x = 7,828,649.06/3,713.82
6. Step 6: Final answer
   x = 2,107.98