Finding the Fourth Proportional to 36,700,128.95, 55,048,443.82 and 12,436,676.15

Step by Step Solution

1. Step 1: Write the proportion equation
   36,700,128.95 : 55,048,443.82 = 12,436,676.15 : x
2. Step 2: Convert to fraction form
   36,700,128.95/55,048,443.82 = 12,436,676.15/x
3. Step 3: Cross multiply
   36,700,128.95x = 55,048,443.82 × 12,436,676.15
4. Step 4: Simplify right side
   36,700,128.95x = 684,619,668,350,808.88
5. Step 5: Solve for x
   x = 684,619,668,350,808.88/36,700,128.95
6. Step 6: Final answer
   x = 18,654,421.33