Finding the Fourth Proportional to 715,002.56, 1,072,642.08 and 271,736

Step by Step Solution

1. Step 1: Write the proportion equation
   715,002.56 : 1,072,642.08 = 271,736 : x
2. Step 2: Convert to fraction form
   715,002.56/1,072,642.08 = 271,736/x
3. Step 3: Cross multiply
   715,002.56x = 1,072,642.08 × 271,736
4. Step 4: Simplify right side
   715,002.56x = 291,475,468,250.88
5. Step 5: Solve for x
   x = 291,475,468,250.88/715,002.56
6. Step 6: Final answer
   x = 407,656.54