Finding the Fourth Proportional to 82,520,386.81, 113,870,738.79 and 45,350,238.69

Step by Step Solution

1. Step 1: Write the proportion equation
   82,520,386.81 : 113,870,738.79 = 45,350,238.69 : x
2. Step 2: Convert to fraction form
   82,520,386.81/113,870,738.79 = 45,350,238.69/x
3. Step 3: Cross multiply
   82,520,386.81x = 113,870,738.79 × 45,350,238.69
4. Step 4: Simplify right side
   82,520,386.81x = 5,164,065,183,933,142
5. Step 5: Solve for x
   x = 5,164,065,183,933,142/82,520,386.81
6. Step 6: Final answer
   x = 62,579,265.36