Finding the Third Proportional to 8,374,176 and 18,139,540.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,374,176 : 18,139,540.50 = 18,139,540.50 : x
2. Step 2: Convert to fraction form
   8,374,176/18,139,540.50 = 18,139,540.50/x
3. Step 3: Cross multiply
   8,374,176x = 18,139,540.50 × 18,139,540.50
4. Step 4: Simplify right side
   8,374,176x = 329,042,929,551,140.25
5. Step 5: Solve for x
   x = 329,042,929,551,140.25/8,374,176
6. Step 6: Final answer
   x = 39,292,573.93