Finding the Fourth Proportional to 111,706.76, 154,155.05 and 60,719.49

Step by Step Solution

1. Step 1: Write the proportion equation
   111,706.76 : 154,155.05 = 60,719.49 : x
2. Step 2: Convert to fraction form
   111,706.76/154,155.05 = 60,719.49/x
3. Step 3: Cross multiply
   111,706.76x = 154,155.05 × 60,719.49
4. Step 4: Simplify right side
   111,706.76x = 9,360,215,941.03
5. Step 5: Solve for x
   x = 9,360,215,941.03/111,706.76
6. Step 6: Final answer
   x = 83,792.74