Finding the Third Proportional to 50,507.50 and 74,784.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,507.50 : 74,784.50 = 74,784.50 : x
2. Step 2: Convert to fraction form
   50,507.50/74,784.50 = 74,784.50/x
3. Step 3: Cross multiply
   50,507.50x = 74,784.50 × 74,784.50
4. Step 4: Simplify right side
   50,507.50x = 5,592,721,440.25
5. Step 5: Solve for x
   x = 5,592,721,440.25/50,507.50
6. Step 6: Final answer
   x = 110,730.51