Finding the Third Proportional to 653,433 and 1,406,985

Step by Step Solution

1. Step 1: Write the proportion equation
   653,433 : 1,406,985 = 1,406,985 : x
2. Step 2: Convert to fraction form
   653,433/1,406,985 = 1,406,985/x
3. Step 3: Cross multiply
   653,433x = 1,406,985 × 1,406,985
4. Step 4: Simplify right side
   653,433x = 1,979,606,790,225
5. Step 5: Solve for x
   x = 1,979,606,790,225/653,433
6. Step 6: Final answer
   x = 3,029,548.23