Finding the Third Proportional to 103,432.50 and 158,157

Step by Step Solution

1. Step 1: Write the proportion equation
   103,432.50 : 158,157 = 158,157 : x
2. Step 2: Convert to fraction form
   103,432.50/158,157 = 158,157/x
3. Step 3: Cross multiply
   103,432.50x = 158,157 × 158,157
4. Step 4: Simplify right side
   103,432.50x = 25,013,636,649
5. Step 5: Solve for x
   x = 25,013,636,649/103,432.50
6. Step 6: Final answer
   x = 241,835.37