Finding the Third Proportional to 55,788.75 and 83,804.63

Step by Step Solution

1. Step 1: Write the proportion equation
   55,788.75 : 83,804.63 = 83,804.63 : x
2. Step 2: Convert to fraction form
   55,788.75/83,804.63 = 83,804.63/x
3. Step 3: Cross multiply
   55,788.75x = 83,804.63 × 83,804.63
4. Step 4: Simplify right side
   55,788.75x = 7,023,215,171.39
5. Step 5: Solve for x
   x = 7,023,215,171.39/55,788.75
6. Step 6: Final answer
   x = 125,889.45