Finding the Fourth Proportional to 5,156,067.28, 7,734,494.55 and 1,562,131.90

Step by Step Solution

1. Step 1: Write the proportion equation
   5,156,067.28 : 7,734,494.55 = 1,562,131.90 : x
2. Step 2: Convert to fraction form
   5,156,067.28/7,734,494.55 = 1,562,131.90/x
3. Step 3: Cross multiply
   5,156,067.28x = 7,734,494.55 × 1,562,131.90
4. Step 4: Simplify right side
   5,156,067.28x = 12,082,300,666,931.14
5. Step 5: Solve for x
   x = 12,082,300,666,931.14/5,156,067.28
6. Step 6: Final answer
   x = 2,343,317.11