Finding the Fourth Proportional to 272,066.56, 375,446.72 and 151,206.40

Step by Step Solution

1. Step 1: Write the proportion equation
   272,066.56 : 375,446.72 = 151,206.40 : x
2. Step 2: Convert to fraction form
   272,066.56/375,446.72 = 151,206.40/x
3. Step 3: Cross multiply
   272,066.56x = 375,446.72 × 151,206.40
4. Step 4: Simplify right side
   272,066.56x = 56,769,946,923.01
5. Step 5: Solve for x
   x = 56,769,946,923.01/272,066.56
6. Step 6: Final answer
   x = 208,661.98