Finding the Fourth Proportional to 140,089.46, 210,061.19 and 50,097.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,089.46 : 210,061.19 = 50,097.50 : x
2. Step 2: Convert to fraction form
   140,089.46/210,061.19 = 50,097.50/x
3. Step 3: Cross multiply
   140,089.46x = 210,061.19 × 50,097.50
4. Step 4: Simplify right side
   140,089.46x = 10,523,539,540.96
5. Step 5: Solve for x
   x = 10,523,539,540.96/140,089.46
6. Step 6: Final answer
   x = 75,120.14