Finding the Fourth Proportional to 11,838,964, 16,337,784.92 and 6,406,456

Step by Step Solution

1. Step 1: Write the proportion equation
   11,838,964 : 16,337,784.92 = 6,406,456 : x
2. Step 2: Convert to fraction form
   11,838,964/16,337,784.92 = 6,406,456/x
3. Step 3: Cross multiply
   11,838,964x = 16,337,784.92 × 6,406,456
4. Step 4: Simplify right side
   11,838,964x = 104,667,300,227,443.52
5. Step 5: Solve for x
   x = 104,667,300,227,443.52/11,838,964
6. Step 6: Final answer
   x = 8,840,917.18