Finding the Third Proportional to 3,932,742,173 and 8,426,436,314

Step by Step Solution

1. Step 1: Write the proportion equation
   3,932,742,173 : 8,426,436,314 = 8,426,436,314 : x
2. Step 2: Convert to fraction form
   3,932,742,173/8,426,436,314 = 8,426,436,314/x
3. Step 3: Cross multiply
   3,932,742,173x = 8,426,436,314 × 8,426,436,314
4. Step 4: Simplify right side
   3,932,742,173x = 71,004,828,953,897,910,272
5. Step 5: Solve for x
   x = 71,004,828,953,897,910,272/3,932,742,173
6. Step 6: Final answer
   x = 18,054,788,702.24