Finding the Fourth Proportional to 64,856.25, 89,501.63 and 35,048.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,856.25 : 89,501.63 = 35,048.25 : x
2. Step 2: Convert to fraction form
   64,856.25/89,501.63 = 35,048.25/x
3. Step 3: Cross multiply
   64,856.25x = 89,501.63 × 35,048.25
4. Step 4: Simplify right side
   64,856.25x = 3,136,875,328.41
5. Step 5: Solve for x
   x = 3,136,875,328.41/64,856.25
6. Step 6: Final answer
   x = 48,366.59