Finding the Fourth Proportional to 146,133, 219,314.34 and 75,052.80

Step by Step Solution

1. Step 1: Write the proportion equation
   146,133 : 219,314.34 = 75,052.80 : x
2. Step 2: Convert to fraction form
   146,133/219,314.34 = 75,052.80/x
3. Step 3: Cross multiply
   146,133x = 219,314.34 × 75,052.80
4. Step 4: Simplify right side
   146,133x = 16,460,155,297.15
5. Step 5: Solve for x
   x = 16,460,155,297.15/146,133
6. Step 6: Final answer
   x = 112,638.18