Finding the Third Proportional to 4,726,090 and 7,087,406

Step by Step Solution

1. Step 1: Write the proportion equation
   4,726,090 : 7,087,406 = 7,087,406 : x
2. Step 2: Convert to fraction form
   4,726,090/7,087,406 = 7,087,406/x
3. Step 3: Cross multiply
   4,726,090x = 7,087,406 × 7,087,406
4. Step 4: Simplify right side
   4,726,090x = 50,231,323,808,836
5. Step 5: Solve for x
   x = 50,231,323,808,836/4,726,090
6. Step 6: Final answer
   x = 10,628,516.13