Finding the Fourth Proportional to 280,152.91, 386,610.20 and 152,827.59

Step by Step Solution

1. Step 1: Write the proportion equation
   280,152.91 : 386,610.20 = 152,827.59 : x
2. Step 2: Convert to fraction form
   280,152.91/386,610.20 = 152,827.59/x
3. Step 3: Cross multiply
   280,152.91x = 386,610.20 × 152,827.59
4. Step 4: Simplify right side
   280,152.91x = 59,084,706,394.17
5. Step 5: Solve for x
   x = 59,084,706,394.17/280,152.91
6. Step 6: Final answer
   x = 210,901.63