Finding the Fourth Proportional to 636,100.80, 954,003.57 and 186,701.00

Step by Step Solution

1. Step 1: Write the proportion equation
   636,100.80 : 954,003.57 = 186,701.00 : x
2. Step 2: Convert to fraction form
   636,100.80/954,003.57 = 186,701.00/x
3. Step 3: Cross multiply
   636,100.80x = 954,003.57 × 186,701.00
4. Step 4: Simplify right side
   636,100.80x = 178,113,421,468.89
5. Step 5: Solve for x
   x = 178,113,421,468.89/636,100.80
6. Step 6: Final answer
   x = 280,008.17