Finding the Third Proportional to 630,780 and 943,558.50

Step by Step Solution

1. Step 1: Write the proportion equation
   630,780 : 943,558.50 = 943,558.50 : x
2. Step 2: Convert to fraction form
   630,780/943,558.50 = 943,558.50/x
3. Step 3: Cross multiply
   630,780x = 943,558.50 × 943,558.50
4. Step 4: Simplify right side
   630,780x = 890,302,642,922.25
5. Step 5: Solve for x
   x = 890,302,642,922.25/630,780
6. Step 6: Final answer
   x = 1,411,431.31