Finding the Fourth Proportional to 35,018.56, 48,334.80 and 19,920.08

Step by Step Solution

1. Step 1: Write the proportion equation
   35,018.56 : 48,334.80 = 19,920.08 : x
2. Step 2: Convert to fraction form
   35,018.56/48,334.80 = 19,920.08/x
3. Step 3: Cross multiply
   35,018.56x = 48,334.80 × 19,920.08
4. Step 4: Simplify right side
   35,018.56x = 962,833,082.78
5. Step 5: Solve for x
   x = 962,833,082.78/35,018.56
6. Step 6: Final answer
   x = 27,494.94