Finding the Fourth Proportional to 46,748.57, 64,490.61 and 33,981.96

Step by Step Solution

1. Step 1: Write the proportion equation
   46,748.57 : 64,490.61 = 33,981.96 : x
2. Step 2: Convert to fraction form
   46,748.57/64,490.61 = 33,981.96/x
3. Step 3: Cross multiply
   46,748.57x = 64,490.61 × 33,981.96
4. Step 4: Simplify right side
   46,748.57x = 2,191,517,329.40
5. Step 5: Solve for x
   x = 2,191,517,329.40/46,748.57
6. Step 6: Final answer
   x = 46,878.81