Finding the Fourth Proportional to 1,667,160.77, 2,300,684.27 and 903,214.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667,160.77 : 2,300,684.27 = 903,214.31 : x
2. Step 2: Convert to fraction form
   1,667,160.77/2,300,684.27 = 903,214.31/x
3. Step 3: Cross multiply
   1,667,160.77x = 2,300,684.27 × 903,214.31
4. Step 4: Simplify right side
   1,667,160.77x = 2,078,010,939,436.41
5. Step 5: Solve for x
   x = 2,078,010,939,436.41/1,667,160.77
6. Step 6: Final answer
   x = 1,246,437.05