Finding the Fourth Proportional to 2,334.40, 3,500.56 and 947.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,334.40 : 3,500.56 = 947.36 : x
2. Step 2: Convert to fraction form
   2,334.40/3,500.56 = 947.36/x
3. Step 3: Cross multiply
   2,334.40x = 3,500.56 × 947.36
4. Step 4: Simplify right side
   2,334.40x = 3,316,290.52
5. Step 5: Solve for x
   x = 3,316,290.52/2,334.40
6. Step 6: Final answer
   x = 1,420.62