Finding the Third Proportional to 79,505,817 and 171,777,124.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,505,817 : 171,777,124.50 = 171,777,124.50 : x
2. Step 2: Convert to fraction form
   79,505,817/171,777,124.50 = 171,777,124.50/x
3. Step 3: Cross multiply
   79,505,817x = 171,777,124.50 × 171,777,124.50
4. Step 4: Simplify right side
   79,505,817x = 29,507,380,501,488,500
5. Step 5: Solve for x
   x = 29,507,380,501,488,500/79,505,817
6. Step 6: Final answer
   x = 371,134,863.02