Finding the Fourth Proportional to 179,783.30, 269,610.15 and 91,007.30

Step by Step Solution

1. Step 1: Write the proportion equation
   179,783.30 : 269,610.15 = 91,007.30 : x
2. Step 2: Convert to fraction form
   179,783.30/269,610.15 = 91,007.30/x
3. Step 3: Cross multiply
   179,783.30x = 269,610.15 × 91,007.30
4. Step 4: Simplify right side
   179,783.30x = 24,536,491,804.10
5. Step 5: Solve for x
   x = 24,536,491,804.10/179,783.30
6. Step 6: Final answer
   x = 136,478.15