Finding the Third Proportional to 3,661,400,318.06 and 7,946,978,085.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,661,400,318.06 : 7,946,978,085.56 = 7,946,978,085.56 : x
2. Step 2: Convert to fraction form
   3,661,400,318.06/7,946,978,085.56 = 7,946,978,085.56/x
3. Step 3: Cross multiply
   3,661,400,318.06x = 7,946,978,085.56 × 7,946,978,085.56
4. Step 4: Simplify right side
   3,661,400,318.06x = 63,154,460,692,409,024,512
5. Step 5: Solve for x
   x = 63,154,460,692,409,024,512/3,661,400,318.06
6. Step 6: Final answer
   x = 17,248,717,759.94