Finding the Third Proportional to 157,576.50 and 212,292

Step by Step Solution

1. Step 1: Write the proportion equation
   157,576.50 : 212,292 = 212,292 : x
2. Step 2: Convert to fraction form
   157,576.50/212,292 = 212,292/x
3. Step 3: Cross multiply
   157,576.50x = 212,292 × 212,292
4. Step 4: Simplify right side
   157,576.50x = 45,067,893,264
5. Step 5: Solve for x
   x = 45,067,893,264/157,576.50
6. Step 6: Final answer
   x = 286,006.44