Finding the Third Proportional to 916,506 and 2,012,316

Step by Step Solution

1. Step 1: Write the proportion equation
   916,506 : 2,012,316 = 2,012,316 : x
2. Step 2: Convert to fraction form
   916,506/2,012,316 = 2,012,316/x
3. Step 3: Cross multiply
   916,506x = 2,012,316 × 2,012,316
4. Step 4: Simplify right side
   916,506x = 4,049,415,683,856
5. Step 5: Solve for x
   x = 4,049,415,683,856/916,506
6. Step 6: Final answer
   x = 4,418,318.79