Finding the Fourth Proportional to 49,036.62, 67,458.19 and 42,959.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,036.62 : 67,458.19 = 42,959.50 : x
2. Step 2: Convert to fraction form
   49,036.62/67,458.19 = 42,959.50/x
3. Step 3: Cross multiply
   49,036.62x = 67,458.19 × 42,959.50
4. Step 4: Simplify right side
   49,036.62x = 2,897,969,917.81
5. Step 5: Solve for x
   x = 2,897,969,917.81/49,036.62
6. Step 6: Final answer
   x = 59,098.07