Finding the Third Proportional to 531,790 and 1,138,333

Step by Step Solution

1. Step 1: Write the proportion equation
   531,790 : 1,138,333 = 1,138,333 : x
2. Step 2: Convert to fraction form
   531,790/1,138,333 = 1,138,333/x
3. Step 3: Cross multiply
   531,790x = 1,138,333 × 1,138,333
4. Step 4: Simplify right side
   531,790x = 1,295,802,018,889
5. Step 5: Solve for x
   x = 1,295,802,018,889/531,790
6. Step 6: Final answer
   x = 2,436,679.93