Finding the Third Proportional to 433,953 and 889,045.50

Step by Step Solution

1. Step 1: Write the proportion equation
   433,953 : 889,045.50 = 889,045.50 : x
2. Step 2: Convert to fraction form
   433,953/889,045.50 = 889,045.50/x
3. Step 3: Cross multiply
   433,953x = 889,045.50 × 889,045.50
4. Step 4: Simplify right side
   433,953x = 790,401,901,070.25
5. Step 5: Solve for x
   x = 790,401,901,070.25/433,953
6. Step 6: Final answer
   x = 1,821,399.79