Finding the Fourth Proportional to 847,572.95, 1,169,957.72 and 561,185.30

Step by Step Solution

1. Step 1: Write the proportion equation
   847,572.95 : 1,169,957.72 = 561,185.30 : x
2. Step 2: Convert to fraction form
   847,572.95/1,169,957.72 = 561,185.30/x
3. Step 3: Cross multiply
   847,572.95x = 1,169,957.72 × 561,185.30
4. Step 4: Simplify right side
   847,572.95x = 656,563,074,085.52
5. Step 5: Solve for x
   x = 656,563,074,085.52/847,572.95
6. Step 6: Final answer
   x = 774,639.01