Finding the Third Proportional to 79,564,842 and 173,920,764

Step by Step Solution

1. Step 1: Write the proportion equation
   79,564,842 : 173,920,764 = 173,920,764 : x
2. Step 2: Convert to fraction form
   79,564,842/173,920,764 = 173,920,764/x
3. Step 3: Cross multiply
   79,564,842x = 173,920,764 × 173,920,764
4. Step 4: Simplify right side
   79,564,842x = 30,248,432,150,343,696
5. Step 5: Solve for x
   x = 30,248,432,150,343,696/79,564,842
6. Step 6: Final answer
   x = 380,173,345.29