Finding the Fourth Proportional to 140,892.72, 211,337.32 and 34,277.28

Step by Step Solution

1. Step 1: Write the proportion equation
   140,892.72 : 211,337.32 = 34,277.28 : x
2. Step 2: Convert to fraction form
   140,892.72/211,337.32 = 34,277.28/x
3. Step 3: Cross multiply
   140,892.72x = 211,337.32 × 34,277.28
4. Step 4: Simplify right side
   140,892.72x = 7,244,068,492.09
5. Step 5: Solve for x
   x = 7,244,068,492.09/140,892.72
6. Step 6: Final answer
   x = 51,415.49