Finding the Fourth Proportional to 123,610, 185,405.68 and 39,366.76

Step by Step Solution

1. Step 1: Write the proportion equation
   123,610 : 185,405.68 = 39,366.76 : x
2. Step 2: Convert to fraction form
   123,610/185,405.68 = 39,366.76/x
3. Step 3: Cross multiply
   123,610x = 185,405.68 × 39,366.76
4. Step 4: Simplify right side
   123,610x = 7,298,820,907.20
5. Step 5: Solve for x
   x = 7,298,820,907.20/123,610
6. Step 6: Final answer
   x = 59,047.17