Finding the Fourth Proportional to 107,477.79, 161,216.50 and 28,592.02

Step by Step Solution

1. Step 1: Write the proportion equation
   107,477.79 : 161,216.50 = 28,592.02 : x
2. Step 2: Convert to fraction form
   107,477.79/161,216.50 = 28,592.02/x
3. Step 3: Cross multiply
   107,477.79x = 161,216.50 × 28,592.02
4. Step 4: Simplify right side
   107,477.79x = 4,609,505,249.37
5. Step 5: Solve for x
   x = 4,609,505,249.37/107,477.79
6. Step 6: Final answer
   x = 42,887.98