Finding the Fourth Proportional to 61,208.47, 84,468.32 and 33,985

Step by Step Solution

1. Step 1: Write the proportion equation
   61,208.47 : 84,468.32 = 33,985 : x
2. Step 2: Convert to fraction form
   61,208.47/84,468.32 = 33,985/x
3. Step 3: Cross multiply
   61,208.47x = 84,468.32 × 33,985
4. Step 4: Simplify right side
   61,208.47x = 2,870,655,855.20
5. Step 5: Solve for x
   x = 2,870,655,855.20/61,208.47
6. Step 6: Final answer
   x = 46,899.65