Finding the Fourth Proportional to 42,279.50, 58,330.71 and 25,271.93

Step by Step Solution

1. Step 1: Write the proportion equation
   42,279.50 : 58,330.71 = 25,271.93 : x
2. Step 2: Convert to fraction form
   42,279.50/58,330.71 = 25,271.93/x
3. Step 3: Cross multiply
   42,279.50x = 58,330.71 × 25,271.93
4. Step 4: Simplify right side
   42,279.50x = 1,474,129,328.32
5. Step 5: Solve for x
   x = 1,474,129,328.32/42,279.50
6. Step 6: Final answer
   x = 34,866.29