Finding the Fourth Proportional to 1,627.12, 2,423.89 and 1,526.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,627.12 : 2,423.89 = 1,526.28 : x
2. Step 2: Convert to fraction form
   1,627.12/2,423.89 = 1,526.28/x
3. Step 3: Cross multiply
   1,627.12x = 2,423.89 × 1,526.28
4. Step 4: Simplify right side
   1,627.12x = 3,699,527.65
5. Step 5: Solve for x
   x = 3,699,527.65/1,627.12
6. Step 6: Final answer
   x = 2,273.66