Finding the Third Proportional to 11,953,153 and 17,941,969.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,953,153 : 17,941,969.50 = 17,941,969.50 : x
2. Step 2: Convert to fraction form
   11,953,153/17,941,969.50 = 17,941,969.50/x
3. Step 3: Cross multiply
   11,953,153x = 17,941,969.50 × 17,941,969.50
4. Step 4: Simplify right side
   11,953,153x = 321,914,269,538,930.25
5. Step 5: Solve for x
   x = 321,914,269,538,930.25/11,953,153
6. Step 6: Final answer
   x = 26,931,326.78