Finding the Third Proportional to 721,366 and 1,567,148

Step by Step Solution

1. Step 1: Write the proportion equation
   721,366 : 1,567,148 = 1,567,148 : x
2. Step 2: Convert to fraction form
   721,366/1,567,148 = 1,567,148/x
3. Step 3: Cross multiply
   721,366x = 1,567,148 × 1,567,148
4. Step 4: Simplify right side
   721,366x = 2,455,952,853,904
5. Step 5: Solve for x
   x = 2,455,952,853,904/721,366
6. Step 6: Final answer
   x = 3,404,586.37