Finding the Fourth Proportional to 1,562,103.72, 2,155,796.10 and 883,103.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,562,103.72 : 2,155,796.10 = 883,103.40 : x
2. Step 2: Convert to fraction form
   1,562,103.72/2,155,796.10 = 883,103.40/x
3. Step 3: Cross multiply
   1,562,103.72x = 2,155,796.10 × 883,103.40
4. Step 4: Simplify right side
   1,562,103.72x = 1,903,790,865,616.74
5. Step 5: Solve for x
   x = 1,903,790,865,616.74/1,562,103.72
6. Step 6: Final answer
   x = 1,218,735.25