Finding the Third Proportional to 115,895,640 and 245,608,746

Step by Step Solution

1. Step 1: Write the proportion equation
   115,895,640 : 245,608,746 = 245,608,746 : x
2. Step 2: Convert to fraction form
   115,895,640/245,608,746 = 245,608,746/x
3. Step 3: Cross multiply
   115,895,640x = 245,608,746 × 245,608,746
4. Step 4: Simplify right side
   115,895,640x = 60,323,656,111,692,512
5. Step 5: Solve for x
   x = 60,323,656,111,692,512/115,895,640
6. Step 6: Final answer
   x = 520,499,788.53