Finding the Fourth Proportional to 48,978.87, 67,514.07 and 31,953.07

Step by Step Solution

1. Step 1: Write the proportion equation
   48,978.87 : 67,514.07 = 31,953.07 : x
2. Step 2: Convert to fraction form
   48,978.87/67,514.07 = 31,953.07/x
3. Step 3: Cross multiply
   48,978.87x = 67,514.07 × 31,953.07
4. Step 4: Simplify right side
   48,978.87x = 2,157,281,804.69
5. Step 5: Solve for x
   x = 2,157,281,804.69/48,978.87
6. Step 6: Final answer
   x = 44,045.15