Finding the Third Proportional to 1,175,062.50 and 1,585,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,175,062.50 : 1,585,440 = 1,585,440 : x
2. Step 2: Convert to fraction form
   1,175,062.50/1,585,440 = 1,585,440/x
3. Step 3: Cross multiply
   1,175,062.50x = 1,585,440 × 1,585,440
4. Step 4: Simplify right side
   1,175,062.50x = 2,513,619,993,600
5. Step 5: Solve for x
   x = 2,513,619,993,600/1,175,062.50
6. Step 6: Final answer
   x = 2,139,137.27