Finding the Third Proportional to 100,652 and 138,435.50

Step by Step Solution

1. Step 1: Write the proportion equation
   100,652 : 138,435.50 = 138,435.50 : x
2. Step 2: Convert to fraction form
   100,652/138,435.50 = 138,435.50/x
3. Step 3: Cross multiply
   100,652x = 138,435.50 × 138,435.50
4. Step 4: Simplify right side
   100,652x = 19,164,387,660.25
5. Step 5: Solve for x
   x = 19,164,387,660.25/100,652
6. Step 6: Final answer
   x = 190,402.45