Finding the Fourth Proportional to 152,096.61, 229,171.68 and 126,022.78

Step by Step Solution

1. Step 1: Write the proportion equation
   152,096.61 : 229,171.68 = 126,022.78 : x
2. Step 2: Convert to fraction form
   152,096.61/229,171.68 = 126,022.78/x
3. Step 3: Cross multiply
   152,096.61x = 229,171.68 × 126,022.78
4. Step 4: Simplify right side
   152,096.61x = 28,880,852,210.87
5. Step 5: Solve for x
   x = 28,880,852,210.87/152,096.61
6. Step 6: Final answer
   x = 189,884.92