Finding the Fourth Proportional to 50,823.62, 69,980.03 and 45,148.53

Step by Step Solution

1. Step 1: Write the proportion equation
   50,823.62 : 69,980.03 = 45,148.53 : x
2. Step 2: Convert to fraction form
   50,823.62/69,980.03 = 45,148.53/x
3. Step 3: Cross multiply
   50,823.62x = 69,980.03 × 45,148.53
4. Step 4: Simplify right side
   50,823.62x = 3,159,495,356.52
5. Step 5: Solve for x
   x = 3,159,495,356.52/50,823.62
6. Step 6: Final answer
   x = 62,165.88