Finding the Third Proportional to 40,443,465 and 86,555,634

Step by Step Solution

1. Step 1: Write the proportion equation
   40,443,465 : 86,555,634 = 86,555,634 : x
2. Step 2: Convert to fraction form
   40,443,465/86,555,634 = 86,555,634/x
3. Step 3: Cross multiply
   40,443,465x = 86,555,634 × 86,555,634
4. Step 4: Simplify right side
   40,443,465x = 7,491,877,777,141,956
5. Step 5: Solve for x
   x = 7,491,877,777,141,956/40,443,465
6. Step 6: Final answer
   x = 185,243,222.29