Finding the Fourth Proportional to 116,972.56, 175,457.94 and 28,225.72

Step by Step Solution

1. Step 1: Write the proportion equation
   116,972.56 : 175,457.94 = 28,225.72 : x
2. Step 2: Convert to fraction form
   116,972.56/175,457.94 = 28,225.72/x
3. Step 3: Cross multiply
   116,972.56x = 175,457.94 × 28,225.72
4. Step 4: Simplify right side
   116,972.56x = 4,952,426,686.22
5. Step 5: Solve for x
   x = 4,952,426,686.22/116,972.56
6. Step 6: Final answer
   x = 42,338.36