Finding the Fourth Proportional to 42,106.01, 58,106.39 and 22,985.80

Step by Step Solution

1. Step 1: Write the proportion equation
   42,106.01 : 58,106.39 = 22,985.80 : x
2. Step 2: Convert to fraction form
   42,106.01/58,106.39 = 22,985.80/x
3. Step 3: Cross multiply
   42,106.01x = 58,106.39 × 22,985.80
4. Step 4: Simplify right side
   42,106.01x = 1,335,621,771.46
5. Step 5: Solve for x
   x = 1,335,621,771.46/42,106.01
6. Step 6: Final answer
   x = 31,720.46