Finding the Fourth Proportional to 107,419.22, 148,242.72 and 73,498.85

Step by Step Solution

1. Step 1: Write the proportion equation
   107,419.22 : 148,242.72 = 73,498.85 : x
2. Step 2: Convert to fraction form
   107,419.22/148,242.72 = 73,498.85/x
3. Step 3: Cross multiply
   107,419.22x = 148,242.72 × 73,498.85
4. Step 4: Simplify right side
   107,419.22x = 10,895,668,699.66
5. Step 5: Solve for x
   x = 10,895,668,699.66/107,419.22
6. Step 6: Final answer
   x = 101,431.28