Finding the Fourth Proportional to 269,793,027.69, 404,052,056.52 and 131,713,196.01

Step by Step Solution

1. Step 1: Write the proportion equation
   269,793,027.69 : 404,052,056.52 = 131,713,196.01 : x
2. Step 2: Convert to fraction form
   269,793,027.69/404,052,056.52 = 131,713,196.01/x
3. Step 3: Cross multiply
   269,793,027.69x = 404,052,056.52 × 131,713,196.01
4. Step 4: Simplify right side
   269,793,027.69x = 53,218,987,718,662,360
5. Step 5: Solve for x
   x = 53,218,987,718,662,360/269,793,027.69
6. Step 6: Final answer
   x = 197,258,573.26