Finding the Fourth Proportional to 19,502,401.02, 26,900,354.49 and 12,541,878.78

Step by Step Solution

1. Step 1: Write the proportion equation
   19,502,401.02 : 26,900,354.49 = 12,541,878.78 : x
2. Step 2: Convert to fraction form
   19,502,401.02/26,900,354.49 = 12,541,878.78/x
3. Step 3: Cross multiply
   19,502,401.02x = 26,900,354.49 × 12,541,878.78
4. Step 4: Simplify right side
   19,502,401.02x = 337,380,985,152,608.69
5. Step 5: Solve for x
   x = 337,380,985,152,608.69/19,502,401.02
6. Step 6: Final answer
   x = 17,299,458.91