Finding the Fourth Proportional to 151,300.56, 208,344 and 147,943.76

Step by Step Solution

1. Step 1: Write the proportion equation
   151,300.56 : 208,344 = 147,943.76 : x
2. Step 2: Convert to fraction form
   151,300.56/208,344 = 147,943.76/x
3. Step 3: Cross multiply
   151,300.56x = 208,344 × 147,943.76
4. Step 4: Simplify right side
   151,300.56x = 30,823,194,733.44
5. Step 5: Solve for x
   x = 30,823,194,733.44/151,300.56
6. Step 6: Final answer
   x = 203,721.62