Finding the Third Proportional to 8,216,090 and 17,731,260

Step by Step Solution

1. Step 1: Write the proportion equation
   8,216,090 : 17,731,260 = 17,731,260 : x
2. Step 2: Convert to fraction form
   8,216,090/17,731,260 = 17,731,260/x
3. Step 3: Cross multiply
   8,216,090x = 17,731,260 × 17,731,260
4. Step 4: Simplify right side
   8,216,090x = 314,397,581,187,600
5. Step 5: Solve for x
   x = 314,397,581,187,600/8,216,090
6. Step 6: Final answer
   x = 38,266,082.92