Finding the Fourth Proportional to 35,385.84, 48,834.72 and 21,041.76

Step by Step Solution

1. Step 1: Write the proportion equation
   35,385.84 : 48,834.72 = 21,041.76 : x
2. Step 2: Convert to fraction form
   35,385.84/48,834.72 = 21,041.76/x
3. Step 3: Cross multiply
   35,385.84x = 48,834.72 × 21,041.76
4. Step 4: Simplify right side
   35,385.84x = 1,027,568,457.91
5. Step 5: Solve for x
   x = 1,027,568,457.91/35,385.84
6. Step 6: Final answer
   x = 29,038.97