Finding the Fourth Proportional to 2,716,536.56, 4,072,271.34 and 918,168.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,716,536.56 : 4,072,271.34 = 918,168.88 : x
2. Step 2: Convert to fraction form
   2,716,536.56/4,072,271.34 = 918,168.88/x
3. Step 3: Cross multiply
   2,716,536.56x = 4,072,271.34 × 918,168.88
4. Step 4: Simplify right side
   2,716,536.56x = 3,739,032,815,303.90
5. Step 5: Solve for x
   x = 3,739,032,815,303.90/2,716,536.56
6. Step 6: Final answer
   x = 1,376,397.02