Finding the Third Proportional to 178,303.08 and 384,693.89

Step by Step Solution

1. Step 1: Write the proportion equation
   178,303.08 : 384,693.89 = 384,693.89 : x
2. Step 2: Convert to fraction form
   178,303.08/384,693.89 = 384,693.89/x
3. Step 3: Cross multiply
   178,303.08x = 384,693.89 × 384,693.89
4. Step 4: Simplify right side
   178,303.08x = 147,989,389,484.20
5. Step 5: Solve for x
   x = 147,989,389,484.20/178,303.08
6. Step 6: Final answer
   x = 829,987.86