Finding the Fourth Proportional to 1,693.82, 2,337.58 and 947.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,693.82 : 2,337.58 = 947.73 : x
2. Step 2: Convert to fraction form
   1,693.82/2,337.58 = 947.73/x
3. Step 3: Cross multiply
   1,693.82x = 2,337.58 × 947.73
4. Step 4: Simplify right side
   1,693.82x = 2,215,392.32
5. Step 5: Solve for x
   x = 2,215,392.32/1,693.82
6. Step 6: Final answer
   x = 1,307.93