Finding the Fourth Proportional to 1,260,053.55, 1,738,100.83 and 806,557.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,260,053.55 : 1,738,100.83 = 806,557.23 : x
2. Step 2: Convert to fraction form
   1,260,053.55/1,738,100.83 = 806,557.23/x
3. Step 3: Cross multiply
   1,260,053.55x = 1,738,100.83 × 806,557.23
4. Step 4: Simplify right side
   1,260,053.55x = 1,401,877,790,905.50
5. Step 5: Solve for x
   x = 1,401,877,790,905.50/1,260,053.55
6. Step 6: Final answer
   x = 1,112,554.14