Finding the Fourth Proportional to 76,502.52, 105,583.36 and 42,968.52

Step by Step Solution

1. Step 1: Write the proportion equation
   76,502.52 : 105,583.36 = 42,968.52 : x
2. Step 2: Convert to fraction form
   76,502.52/105,583.36 = 42,968.52/x
3. Step 3: Cross multiply
   76,502.52x = 105,583.36 × 42,968.52
4. Step 4: Simplify right side
   76,502.52x = 4,536,760,715.83
5. Step 5: Solve for x
   x = 4,536,760,715.83/76,502.52
6. Step 6: Final answer
   x = 59,302.11