Finding the Third Proportional to 157,545 and 242,157.50

Step by Step Solution

1. Step 1: Write the proportion equation
   157,545 : 242,157.50 = 242,157.50 : x
2. Step 2: Convert to fraction form
   157,545/242,157.50 = 242,157.50/x
3. Step 3: Cross multiply
   157,545x = 242,157.50 × 242,157.50
4. Step 4: Simplify right side
   157,545x = 58,640,254,806.25
5. Step 5: Solve for x
   x = 58,640,254,806.25/157,545
6. Step 6: Final answer
   x = 372,212.73