Finding the Third Proportional to 1,558,860 and 3,349,784

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558,860 : 3,349,784 = 3,349,784 : x
2. Step 2: Convert to fraction form
   1,558,860/3,349,784 = 3,349,784/x
3. Step 3: Cross multiply
   1,558,860x = 3,349,784 × 3,349,784
4. Step 4: Simplify right side
   1,558,860x = 11,221,052,846,656
5. Step 5: Solve for x
   x = 11,221,052,846,656/1,558,860
6. Step 6: Final answer
   x = 7,198,242.85