Finding the Third Proportional to 137,595 and 290,110.50

Step by Step Solution

1. Step 1: Write the proportion equation
   137,595 : 290,110.50 = 290,110.50 : x
2. Step 2: Convert to fraction form
   137,595/290,110.50 = 290,110.50/x
3. Step 3: Cross multiply
   137,595x = 290,110.50 × 290,110.50
4. Step 4: Simplify right side
   137,595x = 84,164,102,210.25
5. Step 5: Solve for x
   x = 84,164,102,210.25/137,595
6. Step 6: Final answer
   x = 611,679.95