Finding the Third Proportional to 905,012 and 1,787,182

Step by Step Solution

1. Step 1: Write the proportion equation
   905,012 : 1,787,182 = 1,787,182 : x
2. Step 2: Convert to fraction form
   905,012/1,787,182 = 1,787,182/x
3. Step 3: Cross multiply
   905,012x = 1,787,182 × 1,787,182
4. Step 4: Simplify right side
   905,012x = 3,194,019,501,124
5. Step 5: Solve for x
   x = 3,194,019,501,124/905,012
6. Step 6: Final answer
   x = 3,529,256.52