Finding the Fourth Proportional to 2,630.47, 3,630.04 and 1,435.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,630.47 : 3,630.04 = 1,435.45 : x
2. Step 2: Convert to fraction form
   2,630.47/3,630.04 = 1,435.45/x
3. Step 3: Cross multiply
   2,630.47x = 3,630.04 × 1,435.45
4. Step 4: Simplify right side
   2,630.47x = 5,210,715.59
5. Step 5: Solve for x
   x = 5,210,715.59/2,630.47
6. Step 6: Final answer
   x = 1,980.91