Finding the Fourth Proportional to 1,632.50, 2,436.16 and 1,457.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.50 : 2,436.16 = 1,457.29 : x
2. Step 2: Convert to fraction form
   1,632.50/2,436.16 = 1,457.29/x
3. Step 3: Cross multiply
   1,632.50x = 2,436.16 × 1,457.29
4. Step 4: Simplify right side
   1,632.50x = 3,550,189.32
5. Step 5: Solve for x
   x = 3,550,189.32/1,632.50
6. Step 6: Final answer
   x = 2,174.70