Finding the Third Proportional to 76,849,488 and 164,682,090

Step by Step Solution

1. Step 1: Write the proportion equation
   76,849,488 : 164,682,090 = 164,682,090 : x
2. Step 2: Convert to fraction form
   76,849,488/164,682,090 = 164,682,090/x
3. Step 3: Cross multiply
   76,849,488x = 164,682,090 × 164,682,090
4. Step 4: Simplify right side
   76,849,488x = 27,120,190,766,768,100
5. Step 5: Solve for x
   x = 27,120,190,766,768,100/76,849,488
6. Step 6: Final answer
   x = 352,900,083.95