Finding the Fourth Proportional to 52,363, 72,260.38 and 31,141.80

Step by Step Solution

1. Step 1: Write the proportion equation
   52,363 : 72,260.38 = 31,141.80 : x
2. Step 2: Convert to fraction form
   52,363/72,260.38 = 31,141.80/x
3. Step 3: Cross multiply
   52,363x = 72,260.38 × 31,141.80
4. Step 4: Simplify right side
   52,363x = 2,250,318,301.88
5. Step 5: Solve for x
   x = 2,250,318,301.88/52,363
6. Step 6: Final answer
   x = 42,975.35