Finding the Fourth Proportional to 3,547.02, 5,323.72 and 1,984.74

Step by Step Solution

1. Step 1: Write the proportion equation
   3,547.02 : 5,323.72 = 1,984.74 : x
2. Step 2: Convert to fraction form
   3,547.02/5,323.72 = 1,984.74/x
3. Step 3: Cross multiply
   3,547.02x = 5,323.72 × 1,984.74
4. Step 4: Simplify right side
   3,547.02x = 10,566,200.03
5. Step 5: Solve for x
   x = 10,566,200.03/3,547.02
6. Step 6: Final answer
   x = 2,978.89