Finding the Third Proportional to 8,972,086.50 and 19,681,045.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,972,086.50 : 19,681,045.88 = 19,681,045.88 : x
2. Step 2: Convert to fraction form
   8,972,086.50/19,681,045.88 = 19,681,045.88/x
3. Step 3: Cross multiply
   8,972,086.50x = 19,681,045.88 × 19,681,045.88
4. Step 4: Simplify right side
   8,972,086.50x = 387,343,566,733,854.50
5. Step 5: Solve for x
   x = 387,343,566,733,854.50/8,972,086.50
6. Step 6: Final answer
   x = 43,172,072.26