Finding the Fourth Proportional to 42,760.48, 64,113.55 and 37,506.04

Step by Step Solution

1. Step 1: Write the proportion equation
   42,760.48 : 64,113.55 = 37,506.04 : x
2. Step 2: Convert to fraction form
   42,760.48/64,113.55 = 37,506.04/x
3. Step 3: Cross multiply
   42,760.48x = 64,113.55 × 37,506.04
4. Step 4: Simplify right side
   42,760.48x = 2,404,644,862.74
5. Step 5: Solve for x
   x = 2,404,644,862.74/42,760.48
6. Step 6: Final answer
   x = 56,235.22