Finding the Third Proportional to 39,910,900.50 and 86,051,470.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,910,900.50 : 86,051,470.50 = 86,051,470.50 : x
2. Step 2: Convert to fraction form
   39,910,900.50/86,051,470.50 = 86,051,470.50/x
3. Step 3: Cross multiply
   39,910,900.50x = 86,051,470.50 × 86,051,470.50
4. Step 4: Simplify right side
   39,910,900.50x = 7,404,855,575,212,370
5. Step 5: Solve for x
   x = 7,404,855,575,212,370/39,910,900.50
6. Step 6: Final answer
   x = 185,534,665.53