Finding the Third Proportional to 3,319,170 and 5,009,280

Step by Step Solution

1. Step 1: Write the proportion equation
   3,319,170 : 5,009,280 = 5,009,280 : x
2. Step 2: Convert to fraction form
   3,319,170/5,009,280 = 5,009,280/x
3. Step 3: Cross multiply
   3,319,170x = 5,009,280 × 5,009,280
4. Step 4: Simplify right side
   3,319,170x = 25,092,886,118,400
5. Step 5: Solve for x
   x = 25,092,886,118,400/3,319,170
6. Step 6: Final answer
   x = 7,559,988.23