Finding the Third Proportional to 45,428.50 and 106,112.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,428.50 : 106,112.50 = 106,112.50 : x
2. Step 2: Convert to fraction form
   45,428.50/106,112.50 = 106,112.50/x
3. Step 3: Cross multiply
   45,428.50x = 106,112.50 × 106,112.50
4. Step 4: Simplify right side
   45,428.50x = 11,259,862,656.25
5. Step 5: Solve for x
   x = 11,259,862,656.25/45,428.50
6. Step 6: Final answer
   x = 247,859.00