Finding the Fourth Proportional to 129,071.34, 193,577.77 and 49,080.79

Step by Step Solution

1. Step 1: Write the proportion equation
   129,071.34 : 193,577.77 = 49,080.79 : x
2. Step 2: Convert to fraction form
   129,071.34/193,577.77 = 49,080.79/x
3. Step 3: Cross multiply
   129,071.34x = 193,577.77 × 49,080.79
4. Step 4: Simplify right side
   129,071.34x = 9,500,949,271.39
5. Step 5: Solve for x
   x = 9,500,949,271.39/129,071.34
6. Step 6: Final answer
   x = 73,610.06