Finding the Fourth Proportional to 49,126.50, 67,805.51 and 31,218.01

Step by Step Solution

1. Step 1: Write the proportion equation
   49,126.50 : 67,805.51 = 31,218.01 : x
2. Step 2: Convert to fraction form
   49,126.50/67,805.51 = 31,218.01/x
3. Step 3: Cross multiply
   49,126.50x = 67,805.51 × 31,218.01
4. Step 4: Simplify right side
   49,126.50x = 2,116,752,763.63
5. Step 5: Solve for x
   x = 2,116,752,763.63/49,126.50
6. Step 6: Final answer
   x = 43,087.80