Finding the Third Proportional to 51,531.19 and 75,451.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,531.19 : 75,451.50 = 75,451.50 : x
2. Step 2: Convert to fraction form
   51,531.19/75,451.50 = 75,451.50/x
3. Step 3: Cross multiply
   51,531.19x = 75,451.50 × 75,451.50
4. Step 4: Simplify right side
   51,531.19x = 5,692,928,852.25
5. Step 5: Solve for x
   x = 5,692,928,852.25/51,531.19
6. Step 6: Final answer
   x = 110,475.41