Finding the Fourth Proportional to 112,831.98, 169,248.15 and 28,592.16

Step by Step Solution

1. Step 1: Write the proportion equation
   112,831.98 : 169,248.15 = 28,592.16 : x
2. Step 2: Convert to fraction form
   112,831.98/169,248.15 = 28,592.16/x
3. Step 3: Cross multiply
   112,831.98x = 169,248.15 × 28,592.16
4. Step 4: Simplify right side
   112,831.98x = 4,839,170,184.50
5. Step 5: Solve for x
   x = 4,839,170,184.50/112,831.98
6. Step 6: Final answer
   x = 42,888.29