Finding the Third Proportional to 623,308.50 and 1,346,274

Step by Step Solution

1. Step 1: Write the proportion equation
   623,308.50 : 1,346,274 = 1,346,274 : x
2. Step 2: Convert to fraction form
   623,308.50/1,346,274 = 1,346,274/x
3. Step 3: Cross multiply
   623,308.50x = 1,346,274 × 1,346,274
4. Step 4: Simplify right side
   623,308.50x = 1,812,453,683,076
5. Step 5: Solve for x
   x = 1,812,453,683,076/623,308.50
6. Step 6: Final answer
   x = 2,907,795.55