Finding the Fourth Proportional to 101,973.72, 140,841.48 and 67,926.12

Step by Step Solution

1. Step 1: Write the proportion equation
   101,973.72 : 140,841.48 = 67,926.12 : x
2. Step 2: Convert to fraction form
   101,973.72/140,841.48 = 67,926.12/x
3. Step 3: Cross multiply
   101,973.72x = 140,841.48 × 67,926.12
4. Step 4: Simplify right side
   101,973.72x = 9,566,815,271.46
5. Step 5: Solve for x
   x = 9,566,815,271.46/101,973.72
6. Step 6: Final answer
   x = 93,816.48