Finding the Fourth Proportional to 1,665,031.72, 2,297,743.62 and 901,085.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,031.72 : 2,297,743.62 = 901,085.44 : x
2. Step 2: Convert to fraction form
   1,665,031.72/2,297,743.62 = 901,085.44/x
3. Step 3: Cross multiply
   1,665,031.72x = 2,297,743.62 × 901,085.44
4. Step 4: Simplify right side
   1,665,031.72x = 2,070,463,320,834.89
5. Step 5: Solve for x
   x = 2,070,463,320,834.89/1,665,031.72
6. Step 6: Final answer
   x = 1,243,497.82