Finding the Fourth Proportional to 3,622.50, 5,433.72 and 1,430.01

Step by Step Solution

1. Step 1: Write the proportion equation
   3,622.50 : 5,433.72 = 1,430.01 : x
2. Step 2: Convert to fraction form
   3,622.50/5,433.72 = 1,430.01/x
3. Step 3: Cross multiply
   3,622.50x = 5,433.72 × 1,430.01
4. Step 4: Simplify right side
   3,622.50x = 7,770,273.94
5. Step 5: Solve for x
   x = 7,770,273.94/3,622.50
6. Step 6: Final answer
   x = 2,145.00