Finding the Fourth Proportional to 64,547.89, 89,068.31 and 35,867.41

Step by Step Solution

1. Step 1: Write the proportion equation
   64,547.89 : 89,068.31 = 35,867.41 : x
2. Step 2: Convert to fraction form
   64,547.89/89,068.31 = 35,867.41/x
3. Step 3: Cross multiply
   64,547.89x = 89,068.31 × 35,867.41
4. Step 4: Simplify right side
   64,547.89x = 3,194,649,325.27
5. Step 5: Solve for x
   x = 3,194,649,325.27/64,547.89
6. Step 6: Final answer
   x = 49,492.70