Finding the Third Proportional to 13,886,199,124 and 30,425,320,580

Step by Step Solution

1. Step 1: Write the proportion equation
   13,886,199,124 : 30,425,320,580 = 30,425,320,580 : x
2. Step 2: Convert to fraction form
   13,886,199,124/30,425,320,580 = 30,425,320,580/x
3. Step 3: Cross multiply
   13,886,199,124x = 30,425,320,580 × 30,425,320,580
4. Step 4: Simplify right side
   13,886,199,124x = 925,700,132,395,771,494,400
5. Step 5: Solve for x
   x = 925,700,132,395,771,494,400/13,886,199,124
6. Step 6: Final answer
   x = 66,663,319,755.79