Finding the Fourth Proportional to 1,061.99, 1,592.71 and 446.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.99 : 1,592.71 = 446.13 : x
2. Step 2: Convert to fraction form
   1,061.99/1,592.71 = 446.13/x
3. Step 3: Cross multiply
   1,061.99x = 1,592.71 × 446.13
4. Step 4: Simplify right side
   1,061.99x = 710,561.59
5. Step 5: Solve for x
   x = 710,561.59/1,061.99
6. Step 6: Final answer
   x = 669.09