Finding the Fourth Proportional to 2,047.59, 3,070.98 and 748.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.59 : 3,070.98 = 748.62 : x
2. Step 2: Convert to fraction form
   2,047.59/3,070.98 = 748.62/x
3. Step 3: Cross multiply
   2,047.59x = 3,070.98 × 748.62
4. Step 4: Simplify right side
   2,047.59x = 2,298,997.05
5. Step 5: Solve for x
   x = 2,298,997.05/2,047.59
6. Step 6: Final answer
   x = 1,122.78