Finding the Third Proportional to 581,790 and 900,333

Step by Step Solution

1. Step 1: Write the proportion equation
   581,790 : 900,333 = 900,333 : x
2. Step 2: Convert to fraction form
   581,790/900,333 = 900,333/x
3. Step 3: Cross multiply
   581,790x = 900,333 × 900,333
4. Step 4: Simplify right side
   581,790x = 810,599,510,889
5. Step 5: Solve for x
   x = 810,599,510,889/581,790
6. Step 6: Final answer
   x = 1,393,285.40