Finding the Fourth Proportional to 2,505,946.56, 3,758,886.24 and 612,704.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505,946.56 : 3,758,886.24 = 612,704.32 : x
2. Step 2: Convert to fraction form
   2,505,946.56/3,758,886.24 = 612,704.32/x
3. Step 3: Cross multiply
   2,505,946.56x = 3,758,886.24 × 612,704.32
4. Step 4: Simplify right side
   2,505,946.56x = 2,303,085,837,636.56
5. Step 5: Solve for x
   x = 2,303,085,837,636.56/2,505,946.56
6. Step 6: Final answer
   x = 919,048.26