Finding the Third Proportional to 85,373,244 and 186,936,120

Step by Step Solution

1. Step 1: Write the proportion equation
   85,373,244 : 186,936,120 = 186,936,120 : x
2. Step 2: Convert to fraction form
   85,373,244/186,936,120 = 186,936,120/x
3. Step 3: Cross multiply
   85,373,244x = 186,936,120 × 186,936,120
4. Step 4: Simplify right side
   85,373,244x = 34,945,112,960,654,400
5. Step 5: Solve for x
   x = 34,945,112,960,654,400/85,373,244
6. Step 6: Final answer
   x = 409,321,601.52