Finding the Fourth Proportional to 65,530.14, 98,196.12 and 48,811.74

Step by Step Solution

1. Step 1: Write the proportion equation
   65,530.14 : 98,196.12 = 48,811.74 : x
2. Step 2: Convert to fraction form
   65,530.14/98,196.12 = 48,811.74/x
3. Step 3: Cross multiply
   65,530.14x = 98,196.12 × 48,811.74
4. Step 4: Simplify right side
   65,530.14x = 4,793,123,478.45
5. Step 5: Solve for x
   x = 4,793,123,478.45/65,530.14
6. Step 6: Final answer
   x = 73,143.80