Finding the Third Proportional to 87,042,392 and 131,683,072

Step by Step Solution

1. Step 1: Write the proportion equation
   87,042,392 : 131,683,072 = 131,683,072 : x
2. Step 2: Convert to fraction form
   87,042,392/131,683,072 = 131,683,072/x
3. Step 3: Cross multiply
   87,042,392x = 131,683,072 × 131,683,072
4. Step 4: Simplify right side
   87,042,392x = 17,340,431,451,357,184
5. Step 5: Solve for x
   x = 17,340,431,451,357,184/87,042,392
6. Step 6: Final answer
   x = 199,218,232.09