Finding the Fourth Proportional to 50,578.34, 69,830.98 and 45,264.02

Step by Step Solution

1. Step 1: Write the proportion equation
   50,578.34 : 69,830.98 = 45,264.02 : x
2. Step 2: Convert to fraction form
   50,578.34/69,830.98 = 45,264.02/x
3. Step 3: Cross multiply
   50,578.34x = 69,830.98 × 45,264.02
4. Step 4: Simplify right side
   50,578.34x = 3,160,830,875.34
5. Step 5: Solve for x
   x = 3,160,830,875.34/50,578.34
6. Step 6: Final answer
   x = 62,493.76