Finding the Fourth Proportional to 23,070.42, 31,837.17 and 12,460.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,070.42 : 31,837.17 = 12,460.05 : x
2. Step 2: Convert to fraction form
   23,070.42/31,837.17 = 12,460.05/x
3. Step 3: Cross multiply
   23,070.42x = 31,837.17 × 12,460.05
4. Step 4: Simplify right side
   23,070.42x = 396,692,730.06
5. Step 5: Solve for x
   x = 396,692,730.06/23,070.42
6. Step 6: Final answer
   x = 17,194.86