Finding the Third Proportional to 1,358,248 and 1,838,072

Step by Step Solution

1. Step 1: Write the proportion equation
   1,358,248 : 1,838,072 = 1,838,072 : x
2. Step 2: Convert to fraction form
   1,358,248/1,838,072 = 1,838,072/x
3. Step 3: Cross multiply
   1,358,248x = 1,838,072 × 1,838,072
4. Step 4: Simplify right side
   1,358,248x = 3,378,508,677,184
5. Step 5: Solve for x
   x = 3,378,508,677,184/1,358,248
6. Step 6: Final answer
   x = 2,487,401.92