Finding the Fourth Proportional to 1,510,320.79, 2,083,878.96 and 890,150.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510,320.79 : 2,083,878.96 = 890,150.69 : x
2. Step 2: Convert to fraction form
   1,510,320.79/2,083,878.96 = 890,150.69/x
3. Step 3: Cross multiply
   1,510,320.79x = 2,083,878.96 × 890,150.69
4. Step 4: Simplify right side
   1,510,320.79x = 1,854,966,296,390.03
5. Step 5: Solve for x
   x = 1,854,966,296,390.03/1,510,320.79
6. Step 6: Final answer
   x = 1,228,193.58