Finding the Third Proportional to 130,003.50 and 279,410.25

Step by Step Solution

1. Step 1: Write the proportion equation
   130,003.50 : 279,410.25 = 279,410.25 : x
2. Step 2: Convert to fraction form
   130,003.50/279,410.25 = 279,410.25/x
3. Step 3: Cross multiply
   130,003.50x = 279,410.25 × 279,410.25
4. Step 4: Simplify right side
   130,003.50x = 78,070,087,805.06
5. Step 5: Solve for x
   x = 78,070,087,805.06/130,003.50
6. Step 6: Final answer
   x = 600,522.97