Finding the Fourth Proportional to 52,567.80, 78,925.50 and 50,187.30

Step by Step Solution

1. Step 1: Write the proportion equation
   52,567.80 : 78,925.50 = 50,187.30 : x
2. Step 2: Convert to fraction form
   52,567.80/78,925.50 = 50,187.30/x
3. Step 3: Cross multiply
   52,567.80x = 78,925.50 × 50,187.30
4. Step 4: Simplify right side
   52,567.80x = 3,961,057,746.15
5. Step 5: Solve for x
   x = 3,961,057,746.15/52,567.80
6. Step 6: Final answer
   x = 75,351.41