Finding the Fourth Proportional to 1,665,155.16, 2,297,920.86 and 901,208.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,155.16 : 2,297,920.86 = 901,208.52 : x
2. Step 2: Convert to fraction form
   1,665,155.16/2,297,920.86 = 901,208.52/x
3. Step 3: Cross multiply
   1,665,155.16x = 2,297,920.86 × 901,208.52
4. Step 4: Simplify right side
   1,665,155.16x = 2,070,905,857,317.73
5. Step 5: Solve for x
   x = 2,070,905,857,317.73/1,665,155.16
6. Step 6: Final answer
   x = 1,243,671.40