Finding the Third Proportional to 433,055,898 and 889,069,404

Step by Step Solution

1. Step 1: Write the proportion equation
   433,055,898 : 889,069,404 = 889,069,404 : x
2. Step 2: Convert to fraction form
   433,055,898/889,069,404 = 889,069,404/x
3. Step 3: Cross multiply
   433,055,898x = 889,069,404 × 889,069,404
4. Step 4: Simplify right side
   433,055,898x = 790,444,405,128,915,200
5. Step 5: Solve for x
   x = 790,444,405,128,915,200/433,055,898
6. Step 6: Final answer
   x = 1,825,271,076.50