Finding the Fourth Proportional to 61,906.02, 85,430.34 and 33,612.18

Step by Step Solution

1. Step 1: Write the proportion equation
   61,906.02 : 85,430.34 = 33,612.18 : x
2. Step 2: Convert to fraction form
   61,906.02/85,430.34 = 33,612.18/x
3. Step 3: Cross multiply
   61,906.02x = 85,430.34 × 33,612.18
4. Step 4: Simplify right side
   61,906.02x = 2,871,499,965.54
5. Step 5: Solve for x
   x = 2,871,499,965.54/61,906.02
6. Step 6: Final answer
   x = 46,384.83