Finding the Fourth Proportional to 12,834,115.50, 19,250,991.84 and 3,118,799.91

Step by Step Solution

1. Step 1: Write the proportion equation
   12,834,115.50 : 19,250,991.84 = 3,118,799.91 : x
2. Step 2: Convert to fraction form
   12,834,115.50/19,250,991.84 = 3,118,799.91/x
3. Step 3: Cross multiply
   12,834,115.50x = 19,250,991.84 × 3,118,799.91
4. Step 4: Simplify right side
   12,834,115.50x = 60,039,991,618,002.73
5. Step 5: Solve for x
   x = 60,039,991,618,002.73/12,834,115.50
6. Step 6: Final answer
   x = 4,678,155.78