Finding the Third Proportional to 579,320 and 1,211,602

Step by Step Solution

1. Step 1: Write the proportion equation
   579,320 : 1,211,602 = 1,211,602 : x
2. Step 2: Convert to fraction form
   579,320/1,211,602 = 1,211,602/x
3. Step 3: Cross multiply
   579,320x = 1,211,602 × 1,211,602
4. Step 4: Simplify right side
   579,320x = 1,467,979,406,404
5. Step 5: Solve for x
   x = 1,467,979,406,404/579,320
6. Step 6: Final answer
   x = 2,533,969.84