Finding the Fourth Proportional to 30,822.70, 42,495.72 and 25,151.68

Step by Step Solution

1. Step 1: Write the proportion equation
   30,822.70 : 42,495.72 = 25,151.68 : x
2. Step 2: Convert to fraction form
   30,822.70/42,495.72 = 25,151.68/x
3. Step 3: Cross multiply
   30,822.70x = 42,495.72 × 25,151.68
4. Step 4: Simplify right side
   30,822.70x = 1,068,838,750.81
5. Step 5: Solve for x
   x = 1,068,838,750.81/30,822.70
6. Step 6: Final answer
   x = 34,677.00