Finding the Fourth Proportional to 87,072.01, 120,160.72 and 48,840.04

Step by Step Solution

1. Step 1: Write the proportion equation
   87,072.01 : 120,160.72 = 48,840.04 : x
2. Step 2: Convert to fraction form
   87,072.01/120,160.72 = 48,840.04/x
3. Step 3: Cross multiply
   87,072.01x = 120,160.72 × 48,840.04
4. Step 4: Simplify right side
   87,072.01x = 5,868,654,371.23
5. Step 5: Solve for x
   x = 5,868,654,371.23/87,072.01
6. Step 6: Final answer
   x = 67,400.01