Finding the Fourth Proportional to 2,453.16, 3,680.01 and 698.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,453.16 : 3,680.01 = 698.25 : x
2. Step 2: Convert to fraction form
   2,453.16/3,680.01 = 698.25/x
3. Step 3: Cross multiply
   2,453.16x = 3,680.01 × 698.25
4. Step 4: Simplify right side
   2,453.16x = 2,569,547.77
5. Step 5: Solve for x
   x = 2,569,547.77/2,453.16
6. Step 6: Final answer
   x = 1,047.44