Finding the Third Proportional to 2,131,248 and 4,459,536

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,248 : 4,459,536 = 4,459,536 : x
2. Step 2: Convert to fraction form
   2,131,248/4,459,536 = 4,459,536/x
3. Step 3: Cross multiply
   2,131,248x = 4,459,536 × 4,459,536
4. Step 4: Simplify right side
   2,131,248x = 19,887,461,335,296
5. Step 5: Solve for x
   x = 19,887,461,335,296/2,131,248
6. Step 6: Final answer
   x = 9,331,368.91