Finding the Third Proportional to 500,870 and 1,113,709

Step by Step Solution

1. Step 1: Write the proportion equation
   500,870 : 1,113,709 = 1,113,709 : x
2. Step 2: Convert to fraction form
   500,870/1,113,709 = 1,113,709/x
3. Step 3: Cross multiply
   500,870x = 1,113,709 × 1,113,709
4. Step 4: Simplify right side
   500,870x = 1,240,347,736,681
5. Step 5: Solve for x
   x = 1,240,347,736,681/500,870
6. Step 6: Final answer
   x = 2,476,386.56