Finding the Third Proportional to 92,985.56 and 139,118.06

Step by Step Solution

1. Step 1: Write the proportion equation
   92,985.56 : 139,118.06 = 139,118.06 : x
2. Step 2: Convert to fraction form
   92,985.56/139,118.06 = 139,118.06/x
3. Step 3: Cross multiply
   92,985.56x = 139,118.06 × 139,118.06
4. Step 4: Simplify right side
   92,985.56x = 19,353,835,313.75
5. Step 5: Solve for x
   x = 19,353,835,313.75/92,985.56
6. Step 6: Final answer
   x = 208,138.07