Finding the Fourth Proportional to 60,530.99, 83,535.45 and 50,442.53

Step by Step Solution

1. Step 1: Write the proportion equation
   60,530.99 : 83,535.45 = 50,442.53 : x
2. Step 2: Convert to fraction form
   60,530.99/83,535.45 = 50,442.53/x
3. Step 3: Cross multiply
   60,530.99x = 83,535.45 × 50,442.53
4. Step 4: Simplify right side
   60,530.99x = 4,213,739,025.01
5. Step 5: Solve for x
   x = 4,213,739,025.01/60,530.99
6. Step 6: Final answer
   x = 69,612.93