Finding the Third Proportional to 156,780.56 and 333,790.88

Step by Step Solution

1. Step 1: Write the proportion equation
   156,780.56 : 333,790.88 = 333,790.88 : x
2. Step 2: Convert to fraction form
   156,780.56/333,790.88 = 333,790.88/x
3. Step 3: Cross multiply
   156,780.56x = 333,790.88 × 333,790.88
4. Step 4: Simplify right side
   156,780.56x = 111,416,348,233.27
5. Step 5: Solve for x
   x = 111,416,348,233.27/156,780.56
6. Step 6: Final answer
   x = 710,651.54