Finding the Fourth Proportional to 126,783.22, 174,999.72 and 73,103.98

Step by Step Solution

1. Step 1: Write the proportion equation
   126,783.22 : 174,999.72 = 73,103.98 : x
2. Step 2: Convert to fraction form
   126,783.22/174,999.72 = 73,103.98/x
3. Step 3: Cross multiply
   126,783.22x = 174,999.72 × 73,103.98
4. Step 4: Simplify right side
   126,783.22x = 12,793,176,030.89
5. Step 5: Solve for x
   x = 12,793,176,030.89/126,783.22
6. Step 6: Final answer
   x = 100,905.91