Finding the Fourth Proportional to 1,479.81, 2,202.25 and 1,430.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,479.81 : 2,202.25 = 1,430.59 : x
2. Step 2: Convert to fraction form
   1,479.81/2,202.25 = 1,430.59/x
3. Step 3: Cross multiply
   1,479.81x = 2,202.25 × 1,430.59
4. Step 4: Simplify right side
   1,479.81x = 3,150,509.67
5. Step 5: Solve for x
   x = 3,150,509.67/1,479.81
6. Step 6: Final answer
   x = 2,129.00