Finding the Third Proportional to 4,550,588.86 and 9,776,553.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,550,588.86 : 9,776,553.50 = 9,776,553.50 : x
2. Step 2: Convert to fraction form
   4,550,588.86/9,776,553.50 = 9,776,553.50/x
3. Step 3: Cross multiply
   4,550,588.86x = 9,776,553.50 × 9,776,553.50
4. Step 4: Simplify right side
   4,550,588.86x = 95,580,998,414,736.69
5. Step 5: Solve for x
   x = 95,580,998,414,736.69/4,550,588.86
6. Step 6: Final answer
   x = 21,004,094.50