Finding the Third Proportional to 42,084,144 and 90,560,160

Step by Step Solution

1. Step 1: Write the proportion equation
   42,084,144 : 90,560,160 = 90,560,160 : x
2. Step 2: Convert to fraction form
   42,084,144/90,560,160 = 90,560,160/x
3. Step 3: Cross multiply
   42,084,144x = 90,560,160 × 90,560,160
4. Step 4: Simplify right side
   42,084,144x = 8,201,142,579,225,600
5. Step 5: Solve for x
   x = 8,201,142,579,225,600/42,084,144
6. Step 6: Final answer
   x = 194,874,881.60