Finding the Fourth Proportional to 64,307.82, 88,784.20 and 50,933.10

Step by Step Solution

1. Step 1: Write the proportion equation
   64,307.82 : 88,784.20 = 50,933.10 : x
2. Step 2: Convert to fraction form
   64,307.82/88,784.20 = 50,933.10/x
3. Step 3: Cross multiply
   64,307.82x = 88,784.20 × 50,933.10
4. Step 4: Simplify right side
   64,307.82x = 4,522,054,537.02
5. Step 5: Solve for x
   x = 4,522,054,537.02/64,307.82
6. Step 6: Final answer
   x = 70,318.89