Finding the Fourth Proportional to 64,883.89, 89,663.53 and 46,793.98

Step by Step Solution

1. Step 1: Write the proportion equation
   64,883.89 : 89,663.53 = 46,793.98 : x
2. Step 2: Convert to fraction form
   64,883.89/89,663.53 = 46,793.98/x
3. Step 3: Cross multiply
   64,883.89x = 89,663.53 × 46,793.98
4. Step 4: Simplify right side
   64,883.89x = 4,195,713,088.41
5. Step 5: Solve for x
   x = 4,195,713,088.41/64,883.89
6. Step 6: Final answer
   x = 64,664.95