Finding the Fourth Proportional to 110,238.41, 152,124.60 and 64,918.30

Step by Step Solution

1. Step 1: Write the proportion equation
   110,238.41 : 152,124.60 = 64,918.30 : x
2. Step 2: Convert to fraction form
   110,238.41/152,124.60 = 64,918.30/x
3. Step 3: Cross multiply
   110,238.41x = 152,124.60 × 64,918.30
4. Step 4: Simplify right side
   110,238.41x = 9,875,670,095.59
5. Step 5: Solve for x
   x = 9,875,670,095.59/110,238.41
6. Step 6: Final answer
   x = 89,584.66