Finding the Third Proportional to 56,977.50 and 88,450.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,977.50 : 88,450.50 = 88,450.50 : x
2. Step 2: Convert to fraction form
   56,977.50/88,450.50 = 88,450.50/x
3. Step 3: Cross multiply
   56,977.50x = 88,450.50 × 88,450.50
4. Step 4: Simplify right side
   56,977.50x = 7,823,490,950.25
5. Step 5: Solve for x
   x = 7,823,490,950.25/56,977.50
6. Step 6: Final answer
   x = 137,308.43