Finding the Fourth Proportional to 146,962.82, 219,224.22 and 142,043.12

Step by Step Solution

1. Step 1: Write the proportion equation
   146,962.82 : 219,224.22 = 142,043.12 : x
2. Step 2: Convert to fraction form
   146,962.82/219,224.22 = 142,043.12/x
3. Step 3: Cross multiply
   146,962.82x = 219,224.22 × 142,043.12
4. Step 4: Simplify right side
   146,962.82x = 31,139,291,381.67
5. Step 5: Solve for x
   x = 31,139,291,381.67/146,962.82
6. Step 6: Final answer
   x = 211,885.50