Finding the Third Proportional to 19,833,310.69 and 28,089,212.91

Step by Step Solution

1. Step 1: Write the proportion equation
   19,833,310.69 : 28,089,212.91 = 28,089,212.91 : x
2. Step 2: Convert to fraction form
   19,833,310.69/28,089,212.91 = 28,089,212.91/x
3. Step 3: Cross multiply
   19,833,310.69x = 28,089,212.91 × 28,089,212.91
4. Step 4: Simplify right side
   19,833,310.69x = 789,003,881,692,641.62
5. Step 5: Solve for x
   x = 789,003,881,692,641.62/19,833,310.69
6. Step 6: Final answer
   x = 39,781,753.74