Finding the Fourth Proportional to 142,753.55, 214,113.75 and 37,580.72

Step by Step Solution

1. Step 1: Write the proportion equation
   142,753.55 : 214,113.75 = 37,580.72 : x
2. Step 2: Convert to fraction form
   142,753.55/214,113.75 = 37,580.72/x
3. Step 3: Cross multiply
   142,753.55x = 214,113.75 × 37,580.72
4. Step 4: Simplify right side
   142,753.55x = 8,046,547,816.33
5. Step 5: Solve for x
   x = 8,046,547,816.33/142,753.55
6. Step 6: Final answer
   x = 56,366.71