Finding the Third Proportional to 112,725,144 and 240,212,538

Step by Step Solution

1. Step 1: Write the proportion equation
   112,725,144 : 240,212,538 = 240,212,538 : x
2. Step 2: Convert to fraction form
   112,725,144/240,212,538 = 240,212,538/x
3. Step 3: Cross multiply
   112,725,144x = 240,212,538 × 240,212,538
4. Step 4: Simplify right side
   112,725,144x = 57,702,063,412,401,440
5. Step 5: Solve for x
   x = 57,702,063,412,401,440/112,725,144
6. Step 6: Final answer
   x = 511,882,809.50