Finding the Third Proportional to 123,424,274 and 265,423,468

Step by Step Solution

1. Step 1: Write the proportion equation
   123,424,274 : 265,423,468 = 265,423,468 : x
2. Step 2: Convert to fraction form
   123,424,274/265,423,468 = 265,423,468/x
3. Step 3: Cross multiply
   123,424,274x = 265,423,468 × 265,423,468
4. Step 4: Simplify right side
   123,424,274x = 70,449,617,365,147,024
5. Step 5: Solve for x
   x = 70,449,617,365,147,024/123,424,274
6. Step 6: Final answer
   x = 570,792,236.26