Finding the Fourth Proportional to 13,064,987.90, 19,596,215.48 and 3,967,165.46

Step by Step Solution

1. Step 1: Write the proportion equation
   13,064,987.90 : 19,596,215.48 = 3,967,165.46 : x
2. Step 2: Convert to fraction form
   13,064,987.90/19,596,215.48 = 3,967,165.46/x
3. Step 3: Cross multiply
   13,064,987.90x = 19,596,215.48 × 3,967,165.46
4. Step 4: Simplify right side
   13,064,987.90x = 77,741,429,228,128.03
5. Step 5: Solve for x
   x = 77,741,429,228,128.03/13,064,987.90
6. Step 6: Final answer
   x = 5,950,363.66