Finding the Fourth Proportional to 13,064,950.89, 19,596,160.01 and 3,967,128.45

Step by Step Solution

1. Step 1: Write the proportion equation
   13,064,950.89 : 19,596,160.01 = 3,967,128.45 : x
2. Step 2: Convert to fraction form
   13,064,950.89/19,596,160.01 = 3,967,128.45/x
3. Step 3: Cross multiply
   13,064,950.89x = 19,596,160.01 × 3,967,128.45
4. Step 4: Simplify right side
   13,064,950.89x = 77,740,483,886,423.30
5. Step 5: Solve for x
   x = 77,740,483,886,423.30/13,064,950.89
6. Step 6: Final answer
   x = 5,950,308.16