Finding the Third Proportional to 79,643,635 and 173,764,117

Step by Step Solution

1. Step 1: Write the proportion equation
   79,643,635 : 173,764,117 = 173,764,117 : x
2. Step 2: Convert to fraction form
   79,643,635/173,764,117 = 173,764,117/x
3. Step 3: Cross multiply
   79,643,635x = 173,764,117 × 173,764,117
4. Step 4: Simplify right side
   79,643,635x = 30,193,968,356,789,688
5. Step 5: Solve for x
   x = 30,193,968,356,789,688/79,643,635
6. Step 6: Final answer
   x = 379,113,388.74