Finding the Fourth Proportional to 1,320.93, 1,822.16 and 824.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,320.93 : 1,822.16 = 824.00 : x
2. Step 2: Convert to fraction form
   1,320.93/1,822.16 = 824.00/x
3. Step 3: Cross multiply
   1,320.93x = 1,822.16 × 824.00
4. Step 4: Simplify right side
   1,320.93x = 1,501,446.61
5. Step 5: Solve for x
   x = 1,501,446.61/1,320.93
6. Step 6: Final answer
   x = 1,136.66