Finding the Fourth Proportional to 280,599.82, 387,227.72 and 151,538.27

Step by Step Solution

1. Step 1: Write the proportion equation
   280,599.82 : 387,227.72 = 151,538.27 : x
2. Step 2: Convert to fraction form
   280,599.82/387,227.72 = 151,538.27/x
3. Step 3: Cross multiply
   280,599.82x = 387,227.72 × 151,538.27
4. Step 4: Simplify right side
   280,599.82x = 58,679,820,131.76
5. Step 5: Solve for x
   x = 58,679,820,131.76/280,599.82
6. Step 6: Final answer
   x = 209,122.80