Finding the Fourth Proportional to 1,641.81, 2,465.15 and 1,562.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,641.81 : 2,465.15 = 1,562.52 : x
2. Step 2: Convert to fraction form
   1,641.81/2,465.15 = 1,562.52/x
3. Step 3: Cross multiply
   1,641.81x = 2,465.15 × 1,562.52
4. Step 4: Simplify right side
   1,641.81x = 3,851,838.37
5. Step 5: Solve for x
   x = 3,851,838.37/1,641.81
6. Step 6: Final answer
   x = 2,346.09