Finding the Fourth Proportional to 8,938,555.98, 12,336,535.83 and 5,266,298.67

Step by Step Solution

1. Step 1: Write the proportion equation
   8,938,555.98 : 12,336,535.83 = 5,266,298.67 : x
2. Step 2: Convert to fraction form
   8,938,555.98/12,336,535.83 = 5,266,298.67/x
3. Step 3: Cross multiply
   8,938,555.98x = 12,336,535.83 × 5,266,298.67
4. Step 4: Simplify right side
   8,938,555.98x = 64,967,882,233,936.34
5. Step 5: Solve for x
   x = 64,967,882,233,936.34/8,938,555.98
6. Step 6: Final answer
   x = 7,268,274.92