Finding the Fourth Proportional to 35,015.25, 48,307.27 and 21,563.15

Step by Step Solution

1. Step 1: Write the proportion equation
   35,015.25 : 48,307.27 = 21,563.15 : x
2. Step 2: Convert to fraction form
   35,015.25/48,307.27 = 21,563.15/x
3. Step 3: Cross multiply
   35,015.25x = 48,307.27 × 21,563.15
4. Step 4: Simplify right side
   35,015.25x = 1,041,656,925.82
5. Step 5: Solve for x
   x = 1,041,656,925.82/35,015.25
6. Step 6: Final answer
   x = 29,748.67