Finding the Third Proportional to 50,111.25 and 77,056.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,111.25 : 77,056.50 = 77,056.50 : x
2. Step 2: Convert to fraction form
   50,111.25/77,056.50 = 77,056.50/x
3. Step 3: Cross multiply
   50,111.25x = 77,056.50 × 77,056.50
4. Step 4: Simplify right side
   50,111.25x = 5,937,704,192.25
5. Step 5: Solve for x
   x = 5,937,704,192.25/50,111.25
6. Step 6: Final answer
   x = 118,490.44