Finding the Fourth Proportional to 52,851.00, 72,933.82 and 28,977.61

Step by Step Solution

1. Step 1: Write the proportion equation
   52,851.00 : 72,933.82 = 28,977.61 : x
2. Step 2: Convert to fraction form
   52,851.00/72,933.82 = 28,977.61/x
3. Step 3: Cross multiply
   52,851.00x = 72,933.82 × 28,977.61
4. Step 4: Simplify right side
   52,851.00x = 2,113,447,646.88
5. Step 5: Solve for x
   x = 2,113,447,646.88/52,851.00
6. Step 6: Final answer
   x = 39,988.80