Finding the Fourth Proportional to 149,019.32, 223,507.10 and 49,182.78

Step by Step Solution

1. Step 1: Write the proportion equation
   149,019.32 : 223,507.10 = 49,182.78 : x
2. Step 2: Convert to fraction form
   149,019.32/223,507.10 = 49,182.78/x
3. Step 3: Cross multiply
   149,019.32x = 223,507.10 × 49,182.78
4. Step 4: Simplify right side
   149,019.32x = 10,992,700,527.74
5. Step 5: Solve for x
   x = 10,992,700,527.74/149,019.32
6. Step 6: Final answer
   x = 73,766.95