Finding the Fourth Proportional to 151,422.27, 207,449.24 and 145,746.96

Step by Step Solution

1. Step 1: Write the proportion equation
   151,422.27 : 207,449.24 = 145,746.96 : x
2. Step 2: Convert to fraction form
   151,422.27/207,449.24 = 145,746.96/x
3. Step 3: Cross multiply
   151,422.27x = 207,449.24 × 145,746.96
4. Step 4: Simplify right side
   151,422.27x = 30,235,096,084.31
5. Step 5: Solve for x
   x = 30,235,096,084.31/151,422.27
6. Step 6: Final answer
   x = 199,674.04