Finding the Fourth Proportional to 1,662,610.74, 2,294,401.56 and 898,664.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,610.74 : 2,294,401.56 = 898,664.31 : x
2. Step 2: Convert to fraction form
   1,662,610.74/2,294,401.56 = 898,664.31/x
3. Step 3: Cross multiply
   1,662,610.74x = 2,294,401.56 × 898,664.31
4. Step 4: Simplify right side
   1,662,610.74x = 2,061,896,794,780.32
5. Step 5: Solve for x
   x = 2,061,896,794,780.32/1,662,610.74
6. Step 6: Final answer
   x = 1,240,156.07