Finding the Fourth Proportional to 2,670.72, 3,685.61 and 1,552.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,670.72 : 3,685.61 = 1,552.32 : x
2. Step 2: Convert to fraction form
   2,670.72/3,685.61 = 1,552.32/x
3. Step 3: Cross multiply
   2,670.72x = 3,685.61 × 1,552.32
4. Step 4: Simplify right side
   2,670.72x = 5,721,246.12
5. Step 5: Solve for x
   x = 5,721,246.12/2,670.72
6. Step 6: Final answer
   x = 2,142.21