Finding the Third Proportional to 171,945,577.50 and 363,298,756.50

Step by Step Solution

1. Step 1: Write the proportion equation
   171,945,577.50 : 363,298,756.50 = 363,298,756.50 : x
2. Step 2: Convert to fraction form
   171,945,577.50/363,298,756.50 = 363,298,756.50/x
3. Step 3: Cross multiply
   171,945,577.50x = 363,298,756.50 × 363,298,756.50
4. Step 4: Simplify right side
   171,945,577.50x = 131,985,986,474,446,288
5. Step 5: Solve for x
   x = 131,985,986,474,446,288/171,945,577.50
6. Step 6: Final answer
   x = 767,603,263.74