Finding the Fourth Proportional to 224,275.41, 336,553.18 and 91,155.62

Step by Step Solution

1. Step 1: Write the proportion equation
   224,275.41 : 336,553.18 = 91,155.62 : x
2. Step 2: Convert to fraction form
   224,275.41/336,553.18 = 91,155.62/x
3. Step 3: Cross multiply
   224,275.41x = 336,553.18 × 91,155.62
4. Step 4: Simplify right side
   224,275.41x = 30,678,714,399.37
5. Step 5: Solve for x
   x = 30,678,714,399.37/224,275.41
6. Step 6: Final answer
   x = 136,790.36