Finding the Fourth Proportional to 3,572.17, 4,929.67 and 2,080.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,572.17 : 4,929.67 = 2,080.15 : x
2. Step 2: Convert to fraction form
   3,572.17/4,929.67 = 2,080.15/x
3. Step 3: Cross multiply
   3,572.17x = 4,929.67 × 2,080.15
4. Step 4: Simplify right side
   3,572.17x = 10,254,461.81
5. Step 5: Solve for x
   x = 10,254,461.81/3,572.17
6. Step 6: Final answer
   x = 2,870.65