Finding the Fourth Proportional to 12,834,113.50, 19,250,988.85 and 3,118,797.91

Step by Step Solution

1. Step 1: Write the proportion equation
   12,834,113.50 : 19,250,988.85 = 3,118,797.91 : x
2. Step 2: Convert to fraction form
   12,834,113.50/19,250,988.85 = 3,118,797.91/x
3. Step 3: Cross multiply
   12,834,113.50x = 19,250,988.85 × 3,118,797.91
4. Step 4: Simplify right side
   12,834,113.50x = 60,039,943,790,813.31
5. Step 5: Solve for x
   x = 60,039,943,790,813.31/12,834,113.50
6. Step 6: Final answer
   x = 4,678,152.78