Finding the Third Proportional to 436,645 and 694,333.50

Step by Step Solution

1. Step 1: Write the proportion equation
   436,645 : 694,333.50 = 694,333.50 : x
2. Step 2: Convert to fraction form
   436,645/694,333.50 = 694,333.50/x
3. Step 3: Cross multiply
   436,645x = 694,333.50 × 694,333.50
4. Step 4: Simplify right side
   436,645x = 482,099,009,222.25
5. Step 5: Solve for x
   x = 482,099,009,222.25/436,645
6. Step 6: Final answer
   x = 1,104,098.32