Finding the Fourth Proportional to 1,365.56, 2,043.33 and 947.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,365.56 : 2,043.33 = 947.03 : x
2. Step 2: Convert to fraction form
   1,365.56/2,043.33 = 947.03/x
3. Step 3: Cross multiply
   1,365.56x = 2,043.33 × 947.03
4. Step 4: Simplify right side
   1,365.56x = 1,935,081.04
5. Step 5: Solve for x
   x = 1,935,081.04/1,365.56
6. Step 6: Final answer
   x = 1,417.06