Finding the Third Proportional to 1,012,515.19 and 1,478,791.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,012,515.19 : 1,478,791.69 = 1,478,791.69 : x
2. Step 2: Convert to fraction form
   1,012,515.19/1,478,791.69 = 1,478,791.69/x
3. Step 3: Cross multiply
   1,012,515.19x = 1,478,791.69 × 1,478,791.69
4. Step 4: Simplify right side
   1,012,515.19x = 2,186,824,855,019.10
5. Step 5: Solve for x
   x = 2,186,824,855,019.10/1,012,515.19
6. Step 6: Final answer
   x = 2,159,794.62