Finding the Fourth Proportional to 116,447.99, 174,547.40 and 60,231.50

Step by Step Solution

1. Step 1: Write the proportion equation
   116,447.99 : 174,547.40 = 60,231.50 : x
2. Step 2: Convert to fraction form
   116,447.99/174,547.40 = 60,231.50/x
3. Step 3: Cross multiply
   116,447.99x = 174,547.40 × 60,231.50
4. Step 4: Simplify right side
   116,447.99x = 10,513,251,000.94
5. Step 5: Solve for x
   x = 10,513,251,000.94/116,447.99
6. Step 6: Final answer
   x = 90,282.81