Finding the Fourth Proportional to 105,002.74, 144,898.52 and 59,674.74

Step by Step Solution

1. Step 1: Write the proportion equation
   105,002.74 : 144,898.52 = 59,674.74 : x
2. Step 2: Convert to fraction form
   105,002.74/144,898.52 = 59,674.74/x
3. Step 3: Cross multiply
   105,002.74x = 144,898.52 × 59,674.74
4. Step 4: Simplify right side
   105,002.74x = 8,646,781,507.38
5. Step 5: Solve for x
   x = 8,646,781,507.38/105,002.74
6. Step 6: Final answer
   x = 82,348.15