Finding the Fourth Proportional to 3,386.00, 5,077.64 and 1,045.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,386.00 : 5,077.64 = 1,045.47 : x
2. Step 2: Convert to fraction form
   3,386.00/5,077.64 = 1,045.47/x
3. Step 3: Cross multiply
   3,386.00x = 5,077.64 × 1,045.47
4. Step 4: Simplify right side
   3,386.00x = 5,308,515.06
5. Step 5: Solve for x
   x = 5,308,515.06/3,386.00
6. Step 6: Final answer
   x = 1,567.79