Finding the Fourth Proportional to 56,894.58, 78,514.50 and 31,744.08

Step by Step Solution

1. Step 1: Write the proportion equation
   56,894.58 : 78,514.50 = 31,744.08 : x
2. Step 2: Convert to fraction form
   56,894.58/78,514.50 = 31,744.08/x
3. Step 3: Cross multiply
   56,894.58x = 78,514.50 × 31,744.08
4. Step 4: Simplify right side
   56,894.58x = 2,492,370,569.16
5. Step 5: Solve for x
   x = 2,492,370,569.16/56,894.58
6. Step 6: Final answer
   x = 43,806.82