Finding the Third Proportional to 154,300.50 and 240,472.50

Step by Step Solution

1. Step 1: Write the proportion equation
   154,300.50 : 240,472.50 = 240,472.50 : x
2. Step 2: Convert to fraction form
   154,300.50/240,472.50 = 240,472.50/x
3. Step 3: Cross multiply
   154,300.50x = 240,472.50 × 240,472.50
4. Step 4: Simplify right side
   154,300.50x = 57,827,023,256.25
5. Step 5: Solve for x
   x = 57,827,023,256.25/154,300.50
6. Step 6: Final answer
   x = 374,768.87