Finding the Fourth Proportional to 98,131.83, 135,421.54 and 55,105.34

Step by Step Solution

1. Step 1: Write the proportion equation
   98,131.83 : 135,421.54 = 55,105.34 : x
2. Step 2: Convert to fraction form
   98,131.83/135,421.54 = 55,105.34/x
3. Step 3: Cross multiply
   98,131.83x = 135,421.54 × 55,105.34
4. Step 4: Simplify right side
   98,131.83x = 7,462,449,052.39
5. Step 5: Solve for x
   x = 7,462,449,052.39/98,131.83
6. Step 6: Final answer
   x = 76,045.14