Finding the Fourth Proportional to 258,527.16, 356,772.69 and 151,101.72

Step by Step Solution

1. Step 1: Write the proportion equation
   258,527.16 : 356,772.69 = 151,101.72 : x
2. Step 2: Convert to fraction form
   258,527.16/356,772.69 = 151,101.72/x
3. Step 3: Cross multiply
   258,527.16x = 356,772.69 × 151,101.72
4. Step 4: Simplify right side
   258,527.16x = 53,908,967,108.03
5. Step 5: Solve for x
   x = 53,908,967,108.03/258,527.16
6. Step 6: Final answer
   x = 208,523.42