Finding the Fourth Proportional to 146,242.53, 219,363.86 and 52,748.28

Step by Step Solution

1. Step 1: Write the proportion equation
   146,242.53 : 219,363.86 = 52,748.28 : x
2. Step 2: Convert to fraction form
   146,242.53/219,363.86 = 52,748.28/x
3. Step 3: Cross multiply
   146,242.53x = 219,363.86 × 52,748.28
4. Step 4: Simplify right side
   146,242.53x = 11,571,066,441.03
5. Step 5: Solve for x
   x = 11,571,066,441.03/146,242.53
6. Step 6: Final answer
   x = 79,122.44