Finding the Fourth Proportional to 237,172,073.60, 327,294,067.56 and 131,315,346.56

Step by Step Solution

1. Step 1: Write the proportion equation
   237,172,073.60 : 327,294,067.56 = 131,315,346.56 : x
2. Step 2: Convert to fraction form
   237,172,073.60/327,294,067.56 = 131,315,346.56/x
3. Step 3: Cross multiply
   237,172,073.60x = 327,294,067.56 × 131,315,346.56
4. Step 4: Simplify right side
   237,172,073.60x = 42,978,733,908,673,456
5. Step 5: Solve for x
   x = 42,978,733,908,673,456/237,172,073.60
6. Step 6: Final answer
   x = 181,213,299.09