Finding the Fourth Proportional to 1,665,018.52, 2,297,728.40 and 901,072.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,018.52 : 2,297,728.40 = 901,072.68 : x
2. Step 2: Convert to fraction form
   1,665,018.52/2,297,728.40 = 901,072.68/x
3. Step 3: Cross multiply
   1,665,018.52x = 2,297,728.40 × 901,072.68
4. Step 4: Simplify right side
   1,665,018.52x = 2,070,420,287,300.11
5. Step 5: Solve for x
   x = 2,070,420,287,300.11/1,665,018.52
6. Step 6: Final answer
   x = 1,243,481.84