Finding the Third Proportional to 1,587,258 and 3,527,640

Step by Step Solution

1. Step 1: Write the proportion equation
   1,587,258 : 3,527,640 = 3,527,640 : x
2. Step 2: Convert to fraction form
   1,587,258/3,527,640 = 3,527,640/x
3. Step 3: Cross multiply
   1,587,258x = 3,527,640 × 3,527,640
4. Step 4: Simplify right side
   1,587,258x = 12,444,243,969,600
5. Step 5: Solve for x
   x = 12,444,243,969,600/1,587,258
6. Step 6: Final answer
   x = 7,840,088.99