Finding the Third Proportional to 2,240,458 and 3,402,111

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240,458 : 3,402,111 = 3,402,111 : x
2. Step 2: Convert to fraction form
   2,240,458/3,402,111 = 3,402,111/x
3. Step 3: Cross multiply
   2,240,458x = 3,402,111 × 3,402,111
4. Step 4: Simplify right side
   2,240,458x = 11,574,359,256,321
5. Step 5: Solve for x
   x = 11,574,359,256,321/2,240,458
6. Step 6: Final answer
   x = 5,166,068.39