Finding the Fourth Proportional to 88,069.69, 121,534.86 and 47,783.53

Step by Step Solution

1. Step 1: Write the proportion equation
   88,069.69 : 121,534.86 = 47,783.53 : x
2. Step 2: Convert to fraction form
   88,069.69/121,534.86 = 47,783.53/x
3. Step 3: Cross multiply
   88,069.69x = 121,534.86 × 47,783.53
4. Step 4: Simplify right side
   88,069.69x = 5,807,364,628.86
5. Step 5: Solve for x
   x = 5,807,364,628.86/88,069.69
6. Step 6: Final answer
   x = 65,940.56