Finding the Fourth Proportional to 1,072,613.30, 1,607,537.55 and 822,053.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,613.30 : 1,607,537.55 = 822,053.30 : x
2. Step 2: Convert to fraction form
   1,072,613.30/1,607,537.55 = 822,053.30/x
3. Step 3: Cross multiply
   1,072,613.30x = 1,607,537.55 × 822,053.30
4. Step 4: Simplify right side
   1,072,613.30x = 1,321,481,547,851.42
5. Step 5: Solve for x
   x = 1,321,481,547,851.42/1,072,613.30
6. Step 6: Final answer
   x = 1,232,020.48