Finding the Fourth Proportional to 116,970.31, 175,453.94 and 28,223.06

Step by Step Solution

1. Step 1: Write the proportion equation
   116,970.31 : 175,453.94 = 28,223.06 : x
2. Step 2: Convert to fraction form
   116,970.31/175,453.94 = 28,223.06/x
3. Step 3: Cross multiply
   116,970.31x = 175,453.94 × 28,223.06
4. Step 4: Simplify right side
   116,970.31x = 4,951,847,075.86
5. Step 5: Solve for x
   x = 4,951,847,075.86/116,970.31
6. Step 6: Final answer
   x = 42,334.22