Finding the Third Proportional to 803,145.38 and 1,685,083.50

Step by Step Solution

1. Step 1: Write the proportion equation
   803,145.38 : 1,685,083.50 = 1,685,083.50 : x
2. Step 2: Convert to fraction form
   803,145.38/1,685,083.50 = 1,685,083.50/x
3. Step 3: Cross multiply
   803,145.38x = 1,685,083.50 × 1,685,083.50
4. Step 4: Simplify right side
   803,145.38x = 2,839,506,401,972.25
5. Step 5: Solve for x
   x = 2,839,506,401,972.25/803,145.38
6. Step 6: Final answer
   x = 3,535,482.48