Finding the Fourth Proportional to 140,061.69, 193,282.00 and 76,401.77

Step by Step Solution

1. Step 1: Write the proportion equation
   140,061.69 : 193,282.00 = 76,401.77 : x
2. Step 2: Convert to fraction form
   140,061.69/193,282.00 = 76,401.77/x
3. Step 3: Cross multiply
   140,061.69x = 193,282.00 × 76,401.77
4. Step 4: Simplify right side
   140,061.69x = 14,767,085,751.73
5. Step 5: Solve for x
   x = 14,767,085,751.73/140,061.69
6. Step 6: Final answer
   x = 105,432.73