Finding the Third Proportional to 157,143 and 243,271.50

Step by Step Solution

1. Step 1: Write the proportion equation
   157,143 : 243,271.50 = 243,271.50 : x
2. Step 2: Convert to fraction form
   157,143/243,271.50 = 243,271.50/x
3. Step 3: Cross multiply
   157,143x = 243,271.50 × 243,271.50
4. Step 4: Simplify right side
   157,143x = 59,181,022,712.25
5. Step 5: Solve for x
   x = 59,181,022,712.25/157,143
6. Step 6: Final answer
   x = 376,606.17