Finding the Third Proportional to 3,785,312 and 8,209,501

Step by Step Solution

1. Step 1: Write the proportion equation
   3,785,312 : 8,209,501 = 8,209,501 : x
2. Step 2: Convert to fraction form
   3,785,312/8,209,501 = 8,209,501/x
3. Step 3: Cross multiply
   3,785,312x = 8,209,501 × 8,209,501
4. Step 4: Simplify right side
   3,785,312x = 67,395,906,669,001
5. Step 5: Solve for x
   x = 67,395,906,669,001/3,785,312
6. Step 6: Final answer
   x = 17,804,584.32