Finding the Third Proportional to 19,144,530 and 40,980,090

Step by Step Solution

1. Step 1: Write the proportion equation
   19,144,530 : 40,980,090 = 40,980,090 : x
2. Step 2: Convert to fraction form
   19,144,530/40,980,090 = 40,980,090/x
3. Step 3: Cross multiply
   19,144,530x = 40,980,090 × 40,980,090
4. Step 4: Simplify right side
   19,144,530x = 1,679,367,776,408,100
5. Step 5: Solve for x
   x = 1,679,367,776,408,100/19,144,530
6. Step 6: Final answer
   x = 87,720,501.70