Finding the Third Proportional to 155,505 and 240,130.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,505 : 240,130.50 = 240,130.50 : x
2. Step 2: Convert to fraction form
   155,505/240,130.50 = 240,130.50/x
3. Step 3: Cross multiply
   155,505x = 240,130.50 × 240,130.50
4. Step 4: Simplify right side
   155,505x = 57,662,657,030.25
5. Step 5: Solve for x
   x = 57,662,657,030.25/155,505
6. Step 6: Final answer
   x = 370,809.02