Finding the Third Proportional to 76,621.50 and 114,354

Step by Step Solution

1. Step 1: Write the proportion equation
   76,621.50 : 114,354 = 114,354 : x
2. Step 2: Convert to fraction form
   76,621.50/114,354 = 114,354/x
3. Step 3: Cross multiply
   76,621.50x = 114,354 × 114,354
4. Step 4: Simplify right side
   76,621.50x = 13,076,837,316
5. Step 5: Solve for x
   x = 13,076,837,316/76,621.50
6. Step 6: Final answer
   x = 170,667.99