Finding the Fourth Proportional to 42,732.23, 64,098.77 and 28,034.37

Step by Step Solution

1. Step 1: Write the proportion equation
   42,732.23 : 64,098.77 = 28,034.37 : x
2. Step 2: Convert to fraction form
   42,732.23/64,098.77 = 28,034.37/x
3. Step 3: Cross multiply
   42,732.23x = 64,098.77 × 28,034.37
4. Step 4: Simplify right side
   42,732.23x = 1,796,968,494.55
5. Step 5: Solve for x
   x = 1,796,968,494.55/42,732.23
6. Step 6: Final answer
   x = 42,051.84