Finding the Fourth Proportional to 52,454.59, 72,380.13 and 30,947.77

Step by Step Solution

1. Step 1: Write the proportion equation
   52,454.59 : 72,380.13 = 30,947.77 : x
2. Step 2: Convert to fraction form
   52,454.59/72,380.13 = 30,947.77/x
3. Step 3: Cross multiply
   52,454.59x = 72,380.13 × 30,947.77
4. Step 4: Simplify right side
   52,454.59x = 2,240,003,764.31
5. Step 5: Solve for x
   x = 2,240,003,764.31/52,454.59
6. Step 6: Final answer
   x = 42,703.68