Finding the Fourth Proportional to 269,412.41, 371,791.72 and 148,557.98

Step by Step Solution

1. Step 1: Write the proportion equation
   269,412.41 : 371,791.72 = 148,557.98 : x
2. Step 2: Convert to fraction form
   269,412.41/371,791.72 = 148,557.98/x
3. Step 3: Cross multiply
   269,412.41x = 371,791.72 × 148,557.98
4. Step 4: Simplify right side
   269,412.41x = 55,232,628,019.10
5. Step 5: Solve for x
   x = 55,232,628,019.10/269,412.41
6. Step 6: Final answer
   x = 205,011.45