Finding the Fourth Proportional to 35,356.56, 48,792.72 and 19,440.72

Step by Step Solution

1. Step 1: Write the proportion equation
   35,356.56 : 48,792.72 = 19,440.72 : x
2. Step 2: Convert to fraction form
   35,356.56/48,792.72 = 19,440.72/x
3. Step 3: Cross multiply
   35,356.56x = 48,792.72 × 19,440.72
4. Step 4: Simplify right side
   35,356.56x = 948,565,607.56
5. Step 5: Solve for x
   x = 948,565,607.56/35,356.56
6. Step 6: Final answer
   x = 26,828.56