Finding the Fourth Proportional to 163,823.83, 245,768.55 and 51,532.31

Step by Step Solution

1. Step 1: Write the proportion equation
   163,823.83 : 245,768.55 = 51,532.31 : x
2. Step 2: Convert to fraction form
   163,823.83/245,768.55 = 51,532.31/x
3. Step 3: Cross multiply
   163,823.83x = 245,768.55 × 51,532.31
4. Step 4: Simplify right side
   163,823.83x = 12,665,021,528.03
5. Step 5: Solve for x
   x = 12,665,021,528.03/163,823.83
6. Step 6: Final answer
   x = 77,308.79