Finding the Fourth Proportional to 64,966, 89,653.62 and 35,158

Step by Step Solution

1. Step 1: Write the proportion equation
   64,966 : 89,653.62 = 35,158 : x
2. Step 2: Convert to fraction form
   64,966/89,653.62 = 35,158/x
3. Step 3: Cross multiply
   64,966x = 89,653.62 × 35,158
4. Step 4: Simplify right side
   64,966x = 3,152,041,971.96
5. Step 5: Solve for x
   x = 3,152,041,971.96/64,966
6. Step 6: Final answer
   x = 48,518.33