Finding the Fourth Proportional to 142,880.82, 214,300.17 and 37,707.18

Step by Step Solution

1. Step 1: Write the proportion equation
   142,880.82 : 214,300.17 = 37,707.18 : x
2. Step 2: Convert to fraction form
   142,880.82/214,300.17 = 37,707.18/x
3. Step 3: Cross multiply
   142,880.82x = 214,300.17 × 37,707.18
4. Step 4: Simplify right side
   142,880.82x = 8,080,655,084.22
5. Step 5: Solve for x
   x = 8,080,655,084.22/142,880.82
6. Step 6: Final answer
   x = 56,555.21