Finding the Fourth Proportional to 52,246, 78,292.18 and 30,876.72

Step by Step Solution

1. Step 1: Write the proportion equation
   52,246 : 78,292.18 = 30,876.72 : x
2. Step 2: Convert to fraction form
   52,246/78,292.18 = 30,876.72/x
3. Step 3: Cross multiply
   52,246x = 78,292.18 × 30,876.72
4. Step 4: Simplify right side
   52,246x = 2,417,405,720.05
5. Step 5: Solve for x
   x = 2,417,405,720.05/52,246
6. Step 6: Final answer
   x = 46,269.68