Finding the Third Proportional to 2,213,184 and 3,513,312

Step by Step Solution

1. Step 1: Write the proportion equation
   2,213,184 : 3,513,312 = 3,513,312 : x
2. Step 2: Convert to fraction form
   2,213,184/3,513,312 = 3,513,312/x
3. Step 3: Cross multiply
   2,213,184x = 3,513,312 × 3,513,312
4. Step 4: Simplify right side
   2,213,184x = 12,343,361,209,344
5. Step 5: Solve for x
   x = 12,343,361,209,344/2,213,184
6. Step 6: Final answer
   x = 5,577,196.12