Finding the Fourth Proportional to 65,061.64, 89,770.02 and 48,968.44

Step by Step Solution

1. Step 1: Write the proportion equation
   65,061.64 : 89,770.02 = 48,968.44 : x
2. Step 2: Convert to fraction form
   65,061.64/89,770.02 = 48,968.44/x
3. Step 3: Cross multiply
   65,061.64x = 89,770.02 × 48,968.44
4. Step 4: Simplify right side
   65,061.64x = 4,395,897,838.17
5. Step 5: Solve for x
   x = 4,395,897,838.17/65,061.64
6. Step 6: Final answer
   x = 67,565.12