Finding the Fourth Proportional to 151,123.47, 207,224.18 and 147,186.87

Step by Step Solution

1. Step 1: Write the proportion equation
   151,123.47 : 207,224.18 = 147,186.87 : x
2. Step 2: Convert to fraction form
   151,123.47/207,224.18 = 147,186.87/x
3. Step 3: Cross multiply
   151,123.47x = 207,224.18 × 147,186.87
4. Step 4: Simplify right side
   151,123.47x = 30,500,677,706.58
5. Step 5: Solve for x
   x = 30,500,677,706.58/151,123.47
6. Step 6: Final answer
   x = 201,826.21