Finding the Fourth Proportional to 4,970.89, 7,456.16 and 1,273.15

Step by Step Solution

1. Step 1: Write the proportion equation
   4,970.89 : 7,456.16 = 1,273.15 : x
2. Step 2: Convert to fraction form
   4,970.89/7,456.16 = 1,273.15/x
3. Step 3: Cross multiply
   4,970.89x = 7,456.16 × 1,273.15
4. Step 4: Simplify right side
   4,970.89x = 9,492,810.10
5. Step 5: Solve for x
   x = 9,492,810.10/4,970.89
6. Step 6: Final answer
   x = 1,909.68