Finding the Third Proportional to 89,455,590 and 195,105,186

Step by Step Solution

1. Step 1: Write the proportion equation
   89,455,590 : 195,105,186 = 195,105,186 : x
2. Step 2: Convert to fraction form
   89,455,590/195,105,186 = 195,105,186/x
3. Step 3: Cross multiply
   89,455,590x = 195,105,186 × 195,105,186
4. Step 4: Simplify right side
   89,455,590x = 38,066,033,604,094,592
5. Step 5: Solve for x
   x = 38,066,033,604,094,592/89,455,590
6. Step 6: Final answer
   x = 425,529,959.66