Finding the Fourth Proportional to 109,460.48, 163,870.83 and 98,954.67

Step by Step Solution

1. Step 1: Write the proportion equation
   109,460.48 : 163,870.83 = 98,954.67 : x
2. Step 2: Convert to fraction form
   109,460.48/163,870.83 = 98,954.67/x
3. Step 3: Cross multiply
   109,460.48x = 163,870.83 × 98,954.67
4. Step 4: Simplify right side
   109,460.48x = 16,215,784,519.79
5. Step 5: Solve for x
   x = 16,215,784,519.79/109,460.48
6. Step 6: Final answer
   x = 148,142.83