Finding the Fourth Proportional to 52,832.00, 79,218.83 and 21,689.12

Step by Step Solution

1. Step 1: Write the proportion equation
   52,832.00 : 79,218.83 = 21,689.12 : x
2. Step 2: Convert to fraction form
   52,832.00/79,218.83 = 21,689.12/x
3. Step 3: Cross multiply
   52,832.00x = 79,218.83 × 21,689.12
4. Step 4: Simplify right side
   52,832.00x = 1,718,186,205.59
5. Step 5: Solve for x
   x = 1,718,186,205.59/52,832.00
6. Step 6: Final answer
   x = 32,521.70