Finding the Fourth Proportional to 12,686,667.24, 17,507,726.82 and 6,885,500.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,686,667.24 : 17,507,726.82 = 6,885,500.52 : x
2. Step 2: Convert to fraction form
   12,686,667.24/17,507,726.82 = 6,885,500.52/x
3. Step 3: Cross multiply
   12,686,667.24x = 17,507,726.82 × 6,885,500.52
4. Step 4: Simplify right side
   12,686,667.24x = 120,549,462,123,127.94
5. Step 5: Solve for x
   x = 120,549,462,123,127.94/12,686,667.24
6. Step 6: Final answer
   x = 9,502,059.12