Finding the Fourth Proportional to 146,389.32, 202,017.06 and 79,321.32

Step by Step Solution

1. Step 1: Write the proportion equation
   146,389.32 : 202,017.06 = 79,321.32 : x
2. Step 2: Convert to fraction form
   146,389.32/202,017.06 = 79,321.32/x
3. Step 3: Cross multiply
   146,389.32x = 202,017.06 × 79,321.32
4. Step 4: Simplify right side
   146,389.32x = 16,024,259,861.72
5. Step 5: Solve for x
   x = 16,024,259,861.72/146,389.32
6. Step 6: Final answer
   x = 109,463.31