Finding the Fourth Proportional to 36,709,393.87, 55,014,488.12 and 13,977,890.83

Step by Step Solution

1. Step 1: Write the proportion equation
   36,709,393.87 : 55,014,488.12 = 13,977,890.83 : x
2. Step 2: Convert to fraction form
   36,709,393.87/55,014,488.12 = 13,977,890.83/x
3. Step 3: Cross multiply
   36,709,393.87x = 55,014,488.12 × 13,977,890.83
4. Step 4: Simplify right side
   36,709,393.87x = 768,986,508,907,100.50
5. Step 5: Solve for x
   x = 768,986,508,907,100.50/36,709,393.87
6. Step 6: Final answer
   x = 20,947,948.96