Finding the Third Proportional to 509,075 and 1,053,381

Step by Step Solution

1. Step 1: Write the proportion equation
   509,075 : 1,053,381 = 1,053,381 : x
2. Step 2: Convert to fraction form
   509,075/1,053,381 = 1,053,381/x
3. Step 3: Cross multiply
   509,075x = 1,053,381 × 1,053,381
4. Step 4: Simplify right side
   509,075x = 1,109,611,531,161
5. Step 5: Solve for x
   x = 1,109,611,531,161/509,075
6. Step 6: Final answer
   x = 2,179,662.19