Finding the Third Proportional to 40,300,869 and 87,444,042

Step by Step Solution

1. Step 1: Write the proportion equation
   40,300,869 : 87,444,042 = 87,444,042 : x
2. Step 2: Convert to fraction form
   40,300,869/87,444,042 = 87,444,042/x
3. Step 3: Cross multiply
   40,300,869x = 87,444,042 × 87,444,042
4. Step 4: Simplify right side
   40,300,869x = 7,646,460,481,297,764
5. Step 5: Solve for x
   x = 7,646,460,481,297,764/40,300,869
6. Step 6: Final answer
   x = 189,734,382.19