Finding the Fourth Proportional to 47,003.21, 64,827.77 and 29,108.15

Step by Step Solution

1. Step 1: Write the proportion equation
   47,003.21 : 64,827.77 = 29,108.15 : x
2. Step 2: Convert to fraction form
   47,003.21/64,827.77 = 29,108.15/x
3. Step 3: Cross multiply
   47,003.21x = 64,827.77 × 29,108.15
4. Step 4: Simplify right side
   47,003.21x = 1,887,015,983.65
5. Step 5: Solve for x
   x = 1,887,015,983.65/47,003.21
6. Step 6: Final answer
   x = 40,146.54