Finding the Fourth Proportional to 67,731.32, 93,514.89 and 42,276.46

Step by Step Solution

1. Step 1: Write the proportion equation
   67,731.32 : 93,514.89 = 42,276.46 : x
2. Step 2: Convert to fraction form
   67,731.32/93,514.89 = 42,276.46/x
3. Step 3: Cross multiply
   67,731.32x = 93,514.89 × 42,276.46
4. Step 4: Simplify right side
   67,731.32x = 3,953,478,506.49
5. Step 5: Solve for x
   x = 3,953,478,506.49/67,731.32
6. Step 6: Final answer
   x = 58,370.02