Finding the Fourth Proportional to 53,150.01, 79,725.11 and 49,902.32

Step by Step Solution

1. Step 1: Write the proportion equation
   53,150.01 : 79,725.11 = 49,902.32 : x
2. Step 2: Convert to fraction form
   53,150.01/79,725.11 = 49,902.32/x
3. Step 3: Cross multiply
   53,150.01x = 79,725.11 × 49,902.32
4. Step 4: Simplify right side
   53,150.01x = 3,978,467,677.39
5. Step 5: Solve for x
   x = 3,978,467,677.39/53,150.01
6. Step 6: Final answer
   x = 74,853.56