Finding the Fourth Proportional to 1,693.73, 2,337.27 and 947.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,693.73 : 2,337.27 = 947.69 : x
2. Step 2: Convert to fraction form
   1,693.73/2,337.27 = 947.69/x
3. Step 3: Cross multiply
   1,693.73x = 2,337.27 × 947.69
4. Step 4: Simplify right side
   1,693.73x = 2,214,995.72
5. Step 5: Solve for x
   x = 2,214,995.72/1,693.73
6. Step 6: Final answer
   x = 1,307.77