Finding the Fourth Proportional to 150,913.71, 226,411.47 and 134,388.50

Step by Step Solution

1. Step 1: Write the proportion equation
   150,913.71 : 226,411.47 = 134,388.50 : x
2. Step 2: Convert to fraction form
   150,913.71/226,411.47 = 134,388.50/x
3. Step 3: Cross multiply
   150,913.71x = 226,411.47 × 134,388.50
4. Step 4: Simplify right side
   150,913.71x = 30,427,096,704.04
5. Step 5: Solve for x
   x = 30,427,096,704.04/150,913.71
6. Step 6: Final answer
   x = 201,619.17