Finding the Third Proportional to 76,078.50 and 114,132

Step by Step Solution

1. Step 1: Write the proportion equation
   76,078.50 : 114,132 = 114,132 : x
2. Step 2: Convert to fraction form
   76,078.50/114,132 = 114,132/x
3. Step 3: Cross multiply
   76,078.50x = 114,132 × 114,132
4. Step 4: Simplify right side
   76,078.50x = 13,026,113,424
5. Step 5: Solve for x
   x = 13,026,113,424/76,078.50
6. Step 6: Final answer
   x = 171,219.38