Finding the Fourth Proportional to 49,513.61, 74,276.17 and 17,938.53

Step by Step Solution

1. Step 1: Write the proportion equation
   49,513.61 : 74,276.17 = 17,938.53 : x
2. Step 2: Convert to fraction form
   49,513.61/74,276.17 = 17,938.53/x
3. Step 3: Cross multiply
   49,513.61x = 74,276.17 × 17,938.53
4. Step 4: Simplify right side
   49,513.61x = 1,332,405,303.83
5. Step 5: Solve for x
   x = 1,332,405,303.83/49,513.61
6. Step 6: Final answer
   x = 26,909.88