Finding the Fourth Proportional to 647,065.71, 970,601.06 and 197,784.83

Step by Step Solution

1. Step 1: Write the proportion equation
   647,065.71 : 970,601.06 = 197,784.83 : x
2. Step 2: Convert to fraction form
   647,065.71/970,601.06 = 197,784.83/x
3. Step 3: Cross multiply
   647,065.71x = 970,601.06 × 197,784.83
4. Step 4: Simplify right side
   647,065.71x = 191,970,168,570.89
5. Step 5: Solve for x
   x = 191,970,168,570.89/647,065.71
6. Step 6: Final answer
   x = 296,678.01