Finding the Third Proportional to 134,099,616 and 289,567,680

Step by Step Solution

1. Step 1: Write the proportion equation
   134,099,616 : 289,567,680 = 289,567,680 : x
2. Step 2: Convert to fraction form
   134,099,616/289,567,680 = 289,567,680/x
3. Step 3: Cross multiply
   134,099,616x = 289,567,680 × 289,567,680
4. Step 4: Simplify right side
   134,099,616x = 83,849,441,300,582,400
5. Step 5: Solve for x
   x = 83,849,441,300,582,400/134,099,616
6. Step 6: Final answer
   x = 625,277,266.27