Finding the Fourth Proportional to 60,972.84, 84,145.76 and 34,113.72

Step by Step Solution

1. Step 1: Write the proportion equation
   60,972.84 : 84,145.76 = 34,113.72 : x
2. Step 2: Convert to fraction form
   60,972.84/84,145.76 = 34,113.72/x
3. Step 3: Cross multiply
   60,972.84x = 84,145.76 × 34,113.72
4. Step 4: Simplify right side
   60,972.84x = 2,870,524,895.83
5. Step 5: Solve for x
   x = 2,870,524,895.83/60,972.84
6. Step 6: Final answer
   x = 47,078.75