Finding the Third Proportional to 130,698.56 and 193,618.69

Step by Step Solution

1. Step 1: Write the proportion equation
   130,698.56 : 193,618.69 = 193,618.69 : x
2. Step 2: Convert to fraction form
   130,698.56/193,618.69 = 193,618.69/x
3. Step 3: Cross multiply
   130,698.56x = 193,618.69 × 193,618.69
4. Step 4: Simplify right side
   130,698.56x = 37,488,196,149.22
5. Step 5: Solve for x
   x = 37,488,196,149.22/130,698.56
6. Step 6: Final answer
   x = 286,829.45