Finding the Fourth Proportional to 474,061, 711,091.56 and 141,637

Step by Step Solution

1. Step 1: Write the proportion equation
   474,061 : 711,091.56 = 141,637 : x
2. Step 2: Convert to fraction form
   474,061/711,091.56 = 141,637/x
3. Step 3: Cross multiply
   474,061x = 711,091.56 × 141,637
4. Step 4: Simplify right side
   474,061x = 100,716,875,283.72
5. Step 5: Solve for x
   x = 100,716,875,283.72/474,061
6. Step 6: Final answer
   x = 212,455.52