Finding the Fourth Proportional to 22,141.55, 30,555.36 and 12,070.01

Step by Step Solution

1. Step 1: Write the proportion equation
   22,141.55 : 30,555.36 = 12,070.01 : x
2. Step 2: Convert to fraction form
   22,141.55/30,555.36 = 12,070.01/x
3. Step 3: Cross multiply
   22,141.55x = 30,555.36 × 12,070.01
4. Step 4: Simplify right side
   22,141.55x = 368,803,577.14
5. Step 5: Solve for x
   x = 368,803,577.14/22,141.55
6. Step 6: Final answer
   x = 16,656.63