Finding the Fourth Proportional to 56,602.16, 84,870.72 and 23,345.12

Step by Step Solution

1. Step 1: Write the proportion equation
   56,602.16 : 84,870.72 = 23,345.12 : x
2. Step 2: Convert to fraction form
   56,602.16/84,870.72 = 23,345.12/x
3. Step 3: Cross multiply
   56,602.16x = 84,870.72 × 23,345.12
4. Step 4: Simplify right side
   56,602.16x = 1,981,317,142.89
5. Step 5: Solve for x
   x = 1,981,317,142.89/56,602.16
6. Step 6: Final answer
   x = 35,004.27