Finding the Third Proportional to 856,076 and 1,807,590

Step by Step Solution

1. Step 1: Write the proportion equation
   856,076 : 1,807,590 = 1,807,590 : x
2. Step 2: Convert to fraction form
   856,076/1,807,590 = 1,807,590/x
3. Step 3: Cross multiply
   856,076x = 1,807,590 × 1,807,590
4. Step 4: Simplify right side
   856,076x = 3,267,381,608,100
5. Step 5: Solve for x
   x = 3,267,381,608,100/856,076
6. Step 6: Final answer
   x = 3,816,695.72