Finding the Fourth Proportional to 10,766,290.76, 16,142,931.42 and 4,290,362.36

Step by Step Solution

1. Step 1: Write the proportion equation
   10,766,290.76 : 16,142,931.42 = 4,290,362.36 : x
2. Step 2: Convert to fraction form
   10,766,290.76/16,142,931.42 = 4,290,362.36/x
3. Step 3: Cross multiply
   10,766,290.76x = 16,142,931.42 × 4,290,362.36
4. Step 4: Simplify right side
   10,766,290.76x = 69,259,025,344,429.36
5. Step 5: Solve for x
   x = 69,259,025,344,429.36/10,766,290.76
6. Step 6: Final answer
   x = 6,432,951.41