Finding the Fourth Proportional to 407,973.69, 562,822.56 and 271,875.06

Step by Step Solution

1. Step 1: Write the proportion equation
   407,973.69 : 562,822.56 = 271,875.06 : x
2. Step 2: Convert to fraction form
   407,973.69/562,822.56 = 271,875.06/x
3. Step 3: Cross multiply
   407,973.69x = 562,822.56 × 271,875.06
4. Step 4: Simplify right side
   407,973.69x = 153,017,417,269.35
5. Step 5: Solve for x
   x = 153,017,417,269.35/407,973.69
6. Step 6: Final answer
   x = 375,066.88