Finding the Fourth Proportional to 123,630.07, 185,448.88 and 42,576.22

Step by Step Solution

1. Step 1: Write the proportion equation
   123,630.07 : 185,448.88 = 42,576.22 : x
2. Step 2: Convert to fraction form
   123,630.07/185,448.88 = 42,576.22/x
3. Step 3: Cross multiply
   123,630.07x = 185,448.88 × 42,576.22
4. Step 4: Simplify right side
   123,630.07x = 7,895,712,313.63
5. Step 5: Solve for x
   x = 7,895,712,313.63/123,630.07
6. Step 6: Final answer
   x = 63,865.63