Finding the Fourth Proportional to 1,693.50, 2,336.88 and 947.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,693.50 : 2,336.88 = 947.52 : x
2. Step 2: Convert to fraction form
   1,693.50/2,336.88 = 947.52/x
3. Step 3: Cross multiply
   1,693.50x = 2,336.88 × 947.52
4. Step 4: Simplify right side
   1,693.50x = 2,214,240.54
5. Step 5: Solve for x
   x = 2,214,240.54/1,693.50
6. Step 6: Final answer
   x = 1,307.49