Finding the Third Proportional to 139,816,004 and 217,085,282

Step by Step Solution

1. Step 1: Write the proportion equation
   139,816,004 : 217,085,282 = 217,085,282 : x
2. Step 2: Convert to fraction form
   139,816,004/217,085,282 = 217,085,282/x
3. Step 3: Cross multiply
   139,816,004x = 217,085,282 × 217,085,282
4. Step 4: Simplify right side
   139,816,004x = 47,126,019,661,019,520
5. Step 5: Solve for x
   x = 47,126,019,661,019,520/139,816,004
6. Step 6: Final answer
   x = 337,057,406.25