Finding the Third Proportional to 1,513,128 and 2,346,156

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513,128 : 2,346,156 = 2,346,156 : x
2. Step 2: Convert to fraction form
   1,513,128/2,346,156 = 2,346,156/x
3. Step 3: Cross multiply
   1,513,128x = 2,346,156 × 2,346,156
4. Step 4: Simplify right side
   1,513,128x = 5,504,447,976,336
5. Step 5: Solve for x
   x = 5,504,447,976,336/1,513,128
6. Step 6: Final answer
   x = 3,637,794.01