Finding the Fourth Proportional to 49,460.61, 68,217.96 and 42,573.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,460.61 : 68,217.96 = 42,573.50 : x
2. Step 2: Convert to fraction form
   49,460.61/68,217.96 = 42,573.50/x
3. Step 3: Cross multiply
   49,460.61x = 68,217.96 × 42,573.50
4. Step 4: Simplify right side
   49,460.61x = 2,904,277,320.06
5. Step 5: Solve for x
   x = 2,904,277,320.06/49,460.61
6. Step 6: Final answer
   x = 58,719.00