Finding the Third Proportional to 869,184 and 1,321,558.50

Step by Step Solution

1. Step 1: Write the proportion equation
   869,184 : 1,321,558.50 = 1,321,558.50 : x
2. Step 2: Convert to fraction form
   869,184/1,321,558.50 = 1,321,558.50/x
3. Step 3: Cross multiply
   869,184x = 1,321,558.50 × 1,321,558.50
4. Step 4: Simplify right side
   869,184x = 1,746,516,868,922.25
5. Step 5: Solve for x
   x = 1,746,516,868,922.25/869,184
6. Step 6: Final answer
   x = 2,009,375.31