Finding the Third Proportional to 724,246 and 1,064,172

Step by Step Solution

1. Step 1: Write the proportion equation
   724,246 : 1,064,172 = 1,064,172 : x
2. Step 2: Convert to fraction form
   724,246/1,064,172 = 1,064,172/x
3. Step 3: Cross multiply
   724,246x = 1,064,172 × 1,064,172
4. Step 4: Simplify right side
   724,246x = 1,132,462,045,584
5. Step 5: Solve for x
   x = 1,132,462,045,584/724,246
6. Step 6: Final answer
   x = 1,563,642.80