Finding the Fourth Proportional to 55,899,109.46, 77,171,050.42 and 39,205,116.38

Step by Step Solution

1. Step 1: Write the proportion equation
   55,899,109.46 : 77,171,050.42 = 39,205,116.38 : x
2. Step 2: Convert to fraction form
   55,899,109.46/77,171,050.42 = 39,205,116.38/x
3. Step 3: Cross multiply
   55,899,109.46x = 77,171,050.42 × 39,205,116.38
4. Step 4: Simplify right side
   55,899,109.46x = 3,025,500,012,882,948
5. Step 5: Solve for x
   x = 3,025,500,012,882,948/55,899,109.46
6. Step 6: Final answer
   x = 54,124,297.19