Finding the Fourth Proportional to 48,364.38, 72,153.83 and 45,748.62

Step by Step Solution

1. Step 1: Write the proportion equation
   48,364.38 : 72,153.83 = 45,748.62 : x
2. Step 2: Convert to fraction form
   48,364.38/72,153.83 = 45,748.62/x
3. Step 3: Cross multiply
   48,364.38x = 72,153.83 × 45,748.62
4. Step 4: Simplify right side
   48,364.38x = 3,300,938,264.59
5. Step 5: Solve for x
   x = 3,300,938,264.59/48,364.38
6. Step 6: Final answer
   x = 68,251.43