Finding the Fourth Proportional to 42,791.34, 59,032.16 and 27,688.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,791.34 : 59,032.16 = 27,688.86 : x
2. Step 2: Convert to fraction form
   42,791.34/59,032.16 = 27,688.86/x
3. Step 3: Cross multiply
   42,791.34x = 59,032.16 × 27,688.86
4. Step 4: Simplify right side
   42,791.34x = 1,634,533,075.29
5. Step 5: Solve for x
   x = 1,634,533,075.29/42,791.34
6. Step 6: Final answer
   x = 38,197.75