Finding the Fourth Proportional to 116,686.50, 175,055.67 and 42,814.50

Step by Step Solution

1. Step 1: Write the proportion equation
   116,686.50 : 175,055.67 = 42,814.50 : x
2. Step 2: Convert to fraction form
   116,686.50/175,055.67 = 42,814.50/x
3. Step 3: Cross multiply
   116,686.50x = 175,055.67 × 42,814.50
4. Step 4: Simplify right side
   116,686.50x = 7,494,920,983.22
5. Step 5: Solve for x
   x = 7,494,920,983.22/116,686.50
6. Step 6: Final answer
   x = 64,231.26