Finding the Fourth Proportional to 63,009.49, 86,894.69 and 45,986.77

Step by Step Solution

1. Step 1: Write the proportion equation
   63,009.49 : 86,894.69 = 45,986.77 : x
2. Step 2: Convert to fraction form
   63,009.49/86,894.69 = 45,986.77/x
3. Step 3: Cross multiply
   63,009.49x = 86,894.69 × 45,986.77
4. Step 4: Simplify right side
   63,009.49x = 3,996,006,123.25
5. Step 5: Solve for x
   x = 3,996,006,123.25/63,009.49
6. Step 6: Final answer
   x = 63,419.12