Finding the Fourth Proportional to 2,946,368.77, 4,065,378.76 and 1,722,436.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,946,368.77 : 4,065,378.76 = 1,722,436.78 : x
2. Step 2: Convert to fraction form
   2,946,368.77/4,065,378.76 = 1,722,436.78/x
3. Step 3: Cross multiply
   2,946,368.77x = 4,065,378.76 × 1,722,436.78
4. Step 4: Simplify right side
   2,946,368.77x = 7,002,357,889,033.10
5. Step 5: Solve for x
   x = 7,002,357,889,033.10/2,946,368.77
6. Step 6: Final answer
   x = 2,376,606.06