Finding the Third Proportional to 134,490 and 188,484.50

Step by Step Solution

1. Step 1: Write the proportion equation
   134,490 : 188,484.50 = 188,484.50 : x
2. Step 2: Convert to fraction form
   134,490/188,484.50 = 188,484.50/x
3. Step 3: Cross multiply
   134,490x = 188,484.50 × 188,484.50
4. Step 4: Simplify right side
   134,490x = 35,526,406,740.25
5. Step 5: Solve for x
   x = 35,526,406,740.25/134,490
6. Step 6: Final answer
   x = 264,156.49