Finding the Third Proportional to 7,872,864 and 17,259,090

Step by Step Solution

1. Step 1: Write the proportion equation
   7,872,864 : 17,259,090 = 17,259,090 : x
2. Step 2: Convert to fraction form
   7,872,864/17,259,090 = 17,259,090/x
3. Step 3: Cross multiply
   7,872,864x = 17,259,090 × 17,259,090
4. Step 4: Simplify right side
   7,872,864x = 297,876,187,628,100
5. Step 5: Solve for x
   x = 297,876,187,628,100/7,872,864
6. Step 6: Final answer
   x = 37,835,810.15