Finding the Fourth Proportional to 12,271,667.31, 16,934,952.23 and 6,764,921.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,271,667.31 : 16,934,952.23 = 6,764,921.30 : x
2. Step 2: Convert to fraction form
   12,271,667.31/16,934,952.23 = 6,764,921.30/x
3. Step 3: Cross multiply
   12,271,667.31x = 16,934,952.23 × 6,764,921.30
4. Step 4: Simplify right side
   12,271,667.31x = 114,563,619,055,209.50
5. Step 5: Solve for x
   x = 114,563,619,055,209.50/12,271,667.31
6. Step 6: Final answer
   x = 9,335,619.70