Finding the Third Proportional to 13,886,199,121 and 30,425,320,574

Step by Step Solution

1. Step 1: Write the proportion equation
   13,886,199,121 : 30,425,320,574 = 30,425,320,574 : x
2. Step 2: Convert to fraction form
   13,886,199,121/30,425,320,574 = 30,425,320,574/x
3. Step 3: Cross multiply
   13,886,199,121x = 30,425,320,574 × 30,425,320,574
4. Step 4: Simplify right side
   13,886,199,121x = 925,700,132,030,667,685,888
5. Step 5: Solve for x
   x = 925,700,132,030,667,685,888/13,886,199,121
6. Step 6: Final answer
   x = 66,663,319,743.90