Finding the Third Proportional to 71,753.34 and 156,419.86

Step by Step Solution

1. Step 1: Write the proportion equation
   71,753.34 : 156,419.86 = 156,419.86 : x
2. Step 2: Convert to fraction form
   71,753.34/156,419.86 = 156,419.86/x
3. Step 3: Cross multiply
   71,753.34x = 156,419.86 × 156,419.86
4. Step 4: Simplify right side
   71,753.34x = 24,467,172,406.89
5. Step 5: Solve for x
   x = 24,467,172,406.89/71,753.34
6. Step 6: Final answer
   x = 340,990.00