Finding the Third Proportional to 1,139,184 and 1,766,209.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,184 : 1,766,209.50 = 1,766,209.50 : x
2. Step 2: Convert to fraction form
   1,139,184/1,766,209.50 = 1,766,209.50/x
3. Step 3: Cross multiply
   1,139,184x = 1,766,209.50 × 1,766,209.50
4. Step 4: Simplify right side
   1,139,184x = 3,119,495,997,890.25
5. Step 5: Solve for x
   x = 3,119,495,997,890.25/1,139,184
6. Step 6: Final answer
   x = 2,738,360.09