Finding the Third Proportional to 19,245,908.25 and 39,856,009.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,245,908.25 : 39,856,009.50 = 39,856,009.50 : x
2. Step 2: Convert to fraction form
   19,245,908.25/39,856,009.50 = 39,856,009.50/x
3. Step 3: Cross multiply
   19,245,908.25x = 39,856,009.50 × 39,856,009.50
4. Step 4: Simplify right side
   19,245,908.25x = 1,588,501,493,264,090.25
5. Step 5: Solve for x
   x = 1,588,501,493,264,090.25/19,245,908.25
6. Step 6: Final answer
   x = 82,537,102.05