Finding the Fourth Proportional to 49,973.56, 69,003.26 and 30,881.08

Step by Step Solution

1. Step 1: Write the proportion equation
   49,973.56 : 69,003.26 = 30,881.08 : x
2. Step 2: Convert to fraction form
   49,973.56/69,003.26 = 30,881.08/x
3. Step 3: Cross multiply
   49,973.56x = 69,003.26 × 30,881.08
4. Step 4: Simplify right side
   49,973.56x = 2,130,895,192.32
5. Step 5: Solve for x
   x = 2,130,895,192.32/49,973.56
6. Step 6: Final answer
   x = 42,640.45