Finding the Third Proportional to 2,215,300 and 3,319,253

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,300 : 3,319,253 = 3,319,253 : x
2. Step 2: Convert to fraction form
   2,215,300/3,319,253 = 3,319,253/x
3. Step 3: Cross multiply
   2,215,300x = 3,319,253 × 3,319,253
4. Step 4: Simplify right side
   2,215,300x = 11,017,440,478,009
5. Step 5: Solve for x
   x = 11,017,440,478,009/2,215,300
6. Step 6: Final answer
   x = 4,973,340.17