Finding the Fourth Proportional to 69,801.82, 104,663 and 47,642.04

Step by Step Solution

1. Step 1: Write the proportion equation
   69,801.82 : 104,663 = 47,642.04 : x
2. Step 2: Convert to fraction form
   69,801.82/104,663 = 47,642.04/x
3. Step 3: Cross multiply
   69,801.82x = 104,663 × 47,642.04
4. Step 4: Simplify right side
   69,801.82x = 4,986,358,832.52
5. Step 5: Solve for x
   x = 4,986,358,832.52/69,801.82
6. Step 6: Final answer
   x = 71,435.94