Finding the Fourth Proportional to 116,114.28, 174,191.58 and 42,225

Step by Step Solution

1. Step 1: Write the proportion equation
   116,114.28 : 174,191.58 = 42,225 : x
2. Step 2: Convert to fraction form
   116,114.28/174,191.58 = 42,225/x
3. Step 3: Cross multiply
   116,114.28x = 174,191.58 × 42,225
4. Step 4: Simplify right side
   116,114.28x = 7,355,239,465.50
5. Step 5: Solve for x
   x = 7,355,239,465.50/116,114.28
6. Step 6: Final answer
   x = 63,344.83