Finding the Fourth Proportional to 112,832.87, 169,249.00 and 28,592.79

Step by Step Solution

1. Step 1: Write the proportion equation
   112,832.87 : 169,249.00 = 28,592.79 : x
2. Step 2: Convert to fraction form
   112,832.87/169,249.00 = 28,592.79/x
3. Step 3: Cross multiply
   112,832.87x = 169,249.00 × 28,592.79
4. Step 4: Simplify right side
   112,832.87x = 4,839,300,971.75
5. Step 5: Solve for x
   x = 4,839,300,971.75/112,832.87
6. Step 6: Final answer
   x = 42,889.11