Finding the Third Proportional to 849,139.50 and 1,363,504.50

Step by Step Solution

1. Step 1: Write the proportion equation
   849,139.50 : 1,363,504.50 = 1,363,504.50 : x
2. Step 2: Convert to fraction form
   849,139.50/1,363,504.50 = 1,363,504.50/x
3. Step 3: Cross multiply
   849,139.50x = 1,363,504.50 × 1,363,504.50
4. Step 4: Simplify right side
   849,139.50x = 1,859,144,521,520.25
5. Step 5: Solve for x
   x = 1,859,144,521,520.25/849,139.50
6. Step 6: Final answer
   x = 2,189,445.34