Finding the Third Proportional to 42,084,154 and 90,560,180

Step by Step Solution

1. Step 1: Write the proportion equation
   42,084,154 : 90,560,180 = 90,560,180 : x
2. Step 2: Convert to fraction form
   42,084,154/90,560,180 = 90,560,180/x
3. Step 3: Cross multiply
   42,084,154x = 90,560,180 × 90,560,180
4. Step 4: Simplify right side
   42,084,154x = 8,201,146,201,632,400
5. Step 5: Solve for x
   x = 8,201,146,201,632,400/42,084,154
6. Step 6: Final answer
   x = 194,874,921.37