Finding the Fourth Proportional to 52,433.05, 78,503.00 and 28,331.00

Step by Step Solution

1. Step 1: Write the proportion equation
   52,433.05 : 78,503.00 = 28,331.00 : x
2. Step 2: Convert to fraction form
   52,433.05/78,503.00 = 28,331.00/x
3. Step 3: Cross multiply
   52,433.05x = 78,503.00 × 28,331.00
4. Step 4: Simplify right side
   52,433.05x = 2,224,067,958.83
5. Step 5: Solve for x
   x = 2,224,067,958.83/52,433.05
6. Step 6: Final answer
   x = 42,417.29