Finding the Third Proportional to 554,140 and 1,196,692

Step by Step Solution

1. Step 1: Write the proportion equation
   554,140 : 1,196,692 = 1,196,692 : x
2. Step 2: Convert to fraction form
   554,140/1,196,692 = 1,196,692/x
3. Step 3: Cross multiply
   554,140x = 1,196,692 × 1,196,692
4. Step 4: Simplify right side
   554,140x = 1,432,071,742,864
5. Step 5: Solve for x
   x = 1,432,071,742,864/554,140
6. Step 6: Final answer
   x = 2,584,313.97