Finding the Third Proportional to 623,464 and 1,353,200

Step by Step Solution

1. Step 1: Write the proportion equation
   623,464 : 1,353,200 = 1,353,200 : x
2. Step 2: Convert to fraction form
   623,464/1,353,200 = 1,353,200/x
3. Step 3: Cross multiply
   623,464x = 1,353,200 × 1,353,200
4. Step 4: Simplify right side
   623,464x = 1,831,150,240,000
5. Step 5: Solve for x
   x = 1,831,150,240,000/623,464
6. Step 6: Final answer
   x = 2,937,058.50