Finding the Fourth Proportional to 1,624.58, 2,242.13 and 1,065.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624.58 : 2,242.13 = 1,065.52 : x
2. Step 2: Convert to fraction form
   1,624.58/2,242.13 = 1,065.52/x
3. Step 3: Cross multiply
   1,624.58x = 2,242.13 × 1,065.52
4. Step 4: Simplify right side
   1,624.58x = 2,389,017.82
5. Step 5: Solve for x
   x = 2,389,017.82/1,624.58
6. Step 6: Final answer
   x = 1,470.54