Finding the Fourth Proportional to 110,743.96, 152,837.88 and 65,436.60

Step by Step Solution

1. Step 1: Write the proportion equation
   110,743.96 : 152,837.88 = 65,436.60 : x
2. Step 2: Convert to fraction form
   110,743.96/152,837.88 = 65,436.60/x
3. Step 3: Cross multiply
   110,743.96x = 152,837.88 × 65,436.60
4. Step 4: Simplify right side
   110,743.96x = 10,001,191,218.41
5. Step 5: Solve for x
   x = 10,001,191,218.41/110,743.96
6. Step 6: Final answer
   x = 90,309.13