Finding the Fourth Proportional to 266,752.77, 368,105.18 and 145,870.56

Step by Step Solution

1. Step 1: Write the proportion equation
   266,752.77 : 368,105.18 = 145,870.56 : x
2. Step 2: Convert to fraction form
   266,752.77/368,105.18 = 145,870.56/x
3. Step 3: Cross multiply
   266,752.77x = 368,105.18 × 145,870.56
4. Step 4: Simplify right side
   266,752.77x = 53,695,708,016.15
5. Step 5: Solve for x
   x = 53,695,708,016.15/266,752.77
6. Step 6: Final answer
   x = 201,293.91