Finding the Third Proportional to 1,071,615 and 1,455,394.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,615 : 1,455,394.50 = 1,455,394.50 : x
2. Step 2: Convert to fraction form
   1,071,615/1,455,394.50 = 1,455,394.50/x
3. Step 3: Cross multiply
   1,071,615x = 1,455,394.50 × 1,455,394.50
4. Step 4: Simplify right side
   1,071,615x = 2,118,173,150,630.25
5. Step 5: Solve for x
   x = 2,118,173,150,630.25/1,071,615
6. Step 6: Final answer
   x = 1,976,617.68