Finding the Third Proportional to 4,638,091.50 and 7,222,153.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,638,091.50 : 7,222,153.50 = 7,222,153.50 : x
2. Step 2: Convert to fraction form
   4,638,091.50/7,222,153.50 = 7,222,153.50/x
3. Step 3: Cross multiply
   4,638,091.50x = 7,222,153.50 × 7,222,153.50
4. Step 4: Simplify right side
   4,638,091.50x = 52,159,501,177,562.25
5. Step 5: Solve for x
   x = 52,159,501,177,562.25/4,638,091.50
6. Step 6: Final answer
   x = 11,245,897.41