Finding the Fourth Proportional to 116,816.84, 175,124.18 and 99,162.84

Step by Step Solution

1. Step 1: Write the proportion equation
   116,816.84 : 175,124.18 = 99,162.84 : x
2. Step 2: Convert to fraction form
   116,816.84/175,124.18 = 99,162.84/x
3. Step 3: Cross multiply
   116,816.84x = 175,124.18 × 99,162.84
4. Step 4: Simplify right side
   116,816.84x = 17,365,811,041.47
5. Step 5: Solve for x
   x = 17,365,811,041.47/116,816.84
6. Step 6: Final answer
   x = 148,658.46