Finding the Third Proportional to 76,779.50 and 118,449.50

Step by Step Solution

1. Step 1: Write the proportion equation
   76,779.50 : 118,449.50 = 118,449.50 : x
2. Step 2: Convert to fraction form
   76,779.50/118,449.50 = 118,449.50/x
3. Step 3: Cross multiply
   76,779.50x = 118,449.50 × 118,449.50
4. Step 4: Simplify right side
   76,779.50x = 14,030,284,050.25
5. Step 5: Solve for x
   x = 14,030,284,050.25/76,779.50
6. Step 6: Final answer
   x = 182,734.77