Finding the Fourth Proportional to 14,386,914.63, 19,853,710.54 and 7,860,404.03

Step by Step Solution

1. Step 1: Write the proportion equation
   14,386,914.63 : 19,853,710.54 = 7,860,404.03 : x
2. Step 2: Convert to fraction form
   14,386,914.63/19,853,710.54 = 7,860,404.03/x
3. Step 3: Cross multiply
   14,386,914.63x = 19,853,710.54 × 7,860,404.03
4. Step 4: Simplify right side
   14,386,914.63x = 156,058,186,220,149.94
5. Step 5: Solve for x
   x = 156,058,186,220,149.94/14,386,914.63
6. Step 6: Final answer
   x = 10,847,230.99