Finding the Fourth Proportional to 273,499.50, 377,448.24 and 152,664.30

Step by Step Solution

1. Step 1: Write the proportion equation
   273,499.50 : 377,448.24 = 152,664.30 : x
2. Step 2: Convert to fraction form
   273,499.50/377,448.24 = 152,664.30/x
3. Step 3: Cross multiply
   273,499.50x = 377,448.24 × 152,664.30
4. Step 4: Simplify right side
   273,499.50x = 57,622,871,345.83
5. Step 5: Solve for x
   x = 57,622,871,345.83/273,499.50
6. Step 6: Final answer
   x = 210,687.30