Finding the Fourth Proportional to 146,016.50, 201,502.77 and 78,948.50

Step by Step Solution

1. Step 1: Write the proportion equation
   146,016.50 : 201,502.77 = 78,948.50 : x
2. Step 2: Convert to fraction form
   146,016.50/201,502.77 = 78,948.50/x
3. Step 3: Cross multiply
   146,016.50x = 201,502.77 × 78,948.50
4. Step 4: Simplify right side
   146,016.50x = 15,908,341,437.35
5. Step 5: Solve for x
   x = 15,908,341,437.35/146,016.50
6. Step 6: Final answer
   x = 108,948.93