Finding the Fourth Proportional to 231,924, 320,055.12 and 131,322

Step by Step Solution

1. Step 1: Write the proportion equation
   231,924 : 320,055.12 = 131,322 : x
2. Step 2: Convert to fraction form
   231,924/320,055.12 = 131,322/x
3. Step 3: Cross multiply
   231,924x = 320,055.12 × 131,322
4. Step 4: Simplify right side
   231,924x = 42,030,278,468.64
5. Step 5: Solve for x
   x = 42,030,278,468.64/231,924
6. Step 6: Final answer
   x = 181,224.36