Finding the Third Proportional to 43,343.50 and 90,123.50

Step by Step Solution

1. Step 1: Write the proportion equation
   43,343.50 : 90,123.50 = 90,123.50 : x
2. Step 2: Convert to fraction form
   43,343.50/90,123.50 = 90,123.50/x
3. Step 3: Cross multiply
   43,343.50x = 90,123.50 × 90,123.50
4. Step 4: Simplify right side
   43,343.50x = 8,122,245,252.25
5. Step 5: Solve for x
   x = 8,122,245,252.25/43,343.50
6. Step 6: Final answer
   x = 187,392.46