Finding the Fourth Proportional to 1,084,664.29, 1,625,849.31 and 401,111.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,084,664.29 : 1,625,849.31 = 401,111.91 : x
2. Step 2: Convert to fraction form
   1,084,664.29/1,625,849.31 = 401,111.91/x
3. Step 3: Cross multiply
   1,084,664.29x = 1,625,849.31 × 401,111.91
4. Step 4: Simplify right side
   1,084,664.29x = 652,147,522,106.28
5. Step 5: Solve for x
   x = 652,147,522,106.28/1,084,664.29
6. Step 6: Final answer
   x = 601,243.65