Finding the Third Proportional to 86,143,546 and 189,024,752

Step by Step Solution

1. Step 1: Write the proportion equation
   86,143,546 : 189,024,752 = 189,024,752 : x
2. Step 2: Convert to fraction form
   86,143,546/189,024,752 = 189,024,752/x
3. Step 3: Cross multiply
   86,143,546x = 189,024,752 × 189,024,752
4. Step 4: Simplify right side
   86,143,546x = 35,730,356,868,661,504
5. Step 5: Solve for x
   x = 35,730,356,868,661,504/86,143,546
6. Step 6: Final answer
   x = 414,776,945.32