Finding the Fourth Proportional to 9,146,276.82, 12,620,698.59 and 5,226,286.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,146,276.82 : 12,620,698.59 = 5,226,286.48 : x
2. Step 2: Convert to fraction form
   9,146,276.82/12,620,698.59 = 5,226,286.48/x
3. Step 3: Cross multiply
   9,146,276.82x = 12,620,698.59 × 5,226,286.48
4. Step 4: Simplify right side
   9,146,276.82x = 65,959,386,432,614.61
5. Step 5: Solve for x
   x = 65,959,386,432,614.61/9,146,276.82
6. Step 6: Final answer
   x = 7,211,610.55