Finding the Third Proportional to 130,091 and 283,758.50

Step by Step Solution

1. Step 1: Write the proportion equation
   130,091 : 283,758.50 = 283,758.50 : x
2. Step 2: Convert to fraction form
   130,091/283,758.50 = 283,758.50/x
3. Step 3: Cross multiply
   130,091x = 283,758.50 × 283,758.50
4. Step 4: Simplify right side
   130,091x = 80,518,886,322.25
5. Step 5: Solve for x
   x = 80,518,886,322.25/130,091
6. Step 6: Final answer
   x = 618,942.79