Finding the Fourth Proportional to 82,603,749.45, 113,993,232.72 and 45,436,857.48

Step by Step Solution

1. Step 1: Write the proportion equation
   82,603,749.45 : 113,993,232.72 = 45,436,857.48 : x
2. Step 2: Convert to fraction form
   82,603,749.45/113,993,232.72 = 45,436,857.48/x
3. Step 3: Cross multiply
   82,603,749.45x = 113,993,232.72 × 45,436,857.48
4. Step 4: Simplify right side
   82,603,749.45x = 5,179,494,268,783,112
5. Step 5: Solve for x
   x = 5,179,494,268,783,112/82,603,749.45
6. Step 6: Final answer
   x = 62,702,895.49