Finding the Fourth Proportional to 49,218.03, 67,914.64 and 31,061.98

Step by Step Solution

1. Step 1: Write the proportion equation
   49,218.03 : 67,914.64 = 31,061.98 : x
2. Step 2: Convert to fraction form
   49,218.03/67,914.64 = 31,061.98/x
3. Step 3: Cross multiply
   49,218.03x = 67,914.64 × 31,061.98
4. Step 4: Simplify right side
   49,218.03x = 2,109,562,694.50
5. Step 5: Solve for x
   x = 2,109,562,694.50/49,218.03
6. Step 6: Final answer
   x = 42,861.59