Finding the Fourth Proportional to 146,026.18, 201,516.42 and 78,958.18

Step by Step Solution

1. Step 1: Write the proportion equation
   146,026.18 : 201,516.42 = 78,958.18 : x
2. Step 2: Convert to fraction form
   146,026.18/201,516.42 = 78,958.18/x
3. Step 3: Cross multiply
   146,026.18x = 201,516.42 × 78,958.18
4. Step 4: Simplify right side
   146,026.18x = 15,911,369,763.32
5. Step 5: Solve for x
   x = 15,911,369,763.32/146,026.18
6. Step 6: Final answer
   x = 108,962.45