Finding the Fourth Proportional to 92,573.04, 138,748.30 and 42,584.28

Step by Step Solution

1. Step 1: Write the proportion equation
   92,573.04 : 138,748.30 = 42,584.28 : x
2. Step 2: Convert to fraction form
   92,573.04/138,748.30 = 42,584.28/x
3. Step 3: Cross multiply
   92,573.04x = 138,748.30 × 42,584.28
4. Step 4: Simplify right side
   92,573.04x = 5,908,496,456.72
5. Step 5: Solve for x
   x = 5,908,496,456.72/92,573.04
6. Step 6: Final answer
   x = 63,825.24