Finding the Fourth Proportional to 3,748.76, 5,173.34 and 2,070.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,748.76 : 5,173.34 = 2,070.28 : x
2. Step 2: Convert to fraction form
   3,748.76/5,173.34 = 2,070.28/x
3. Step 3: Cross multiply
   3,748.76x = 5,173.34 × 2,070.28
4. Step 4: Simplify right side
   3,748.76x = 10,710,262.34
5. Step 5: Solve for x
   x = 10,710,262.34/3,748.76
6. Step 6: Final answer
   x = 2,857.01