Finding the Third Proportional to 82,987,657.50 and 133,338,835.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,987,657.50 : 133,338,835.50 = 133,338,835.50 : x
2. Step 2: Convert to fraction form
   82,987,657.50/133,338,835.50 = 133,338,835.50/x
3. Step 3: Cross multiply
   82,987,657.50x = 133,338,835.50 × 133,338,835.50
4. Step 4: Simplify right side
   82,987,657.50x = 17,779,245,052,496,060
5. Step 5: Solve for x
   x = 17,779,245,052,496,060/82,987,657.50
6. Step 6: Final answer
   x = 214,239,630.18