Finding the Fourth Proportional to 30,994.17, 42,792.56 and 23,811.30

Step by Step Solution

1. Step 1: Write the proportion equation
   30,994.17 : 42,792.56 = 23,811.30 : x
2. Step 2: Convert to fraction form
   30,994.17/42,792.56 = 23,811.30/x
3. Step 3: Cross multiply
   30,994.17x = 42,792.56 × 23,811.30
4. Step 4: Simplify right side
   30,994.17x = 1,018,946,364.87
5. Step 5: Solve for x
   x = 1,018,946,364.87/30,994.17
6. Step 6: Final answer
   x = 32,875.42