Finding the Third Proportional to 58,126.36 and 78,885.77

Step by Step Solution

1. Step 1: Write the proportion equation
   58,126.36 : 78,885.77 = 78,885.77 : x
2. Step 2: Convert to fraction form
   58,126.36/78,885.77 = 78,885.77/x
3. Step 3: Cross multiply
   58,126.36x = 78,885.77 × 78,885.77
4. Step 4: Simplify right side
   58,126.36x = 6,222,965,250.83
5. Step 5: Solve for x
   x = 6,222,965,250.83/58,126.36
6. Step 6: Final answer
   x = 107,059.26