Finding the Fourth Proportional to 245,039,004.32, 367,557,174.72 and 141,340,989.92

Step by Step Solution

1. Step 1: Write the proportion equation
   245,039,004.32 : 367,557,174.72 = 141,340,989.92 : x
2. Step 2: Convert to fraction form
   245,039,004.32/367,557,174.72 = 141,340,989.92/x
3. Step 3: Cross multiply
   245,039,004.32x = 367,557,174.72 × 141,340,989.92
4. Step 4: Simplify right side
   245,039,004.32x = 51,950,894,927,123,200
5. Step 5: Solve for x
   x = 51,950,894,927,123,200/245,039,004.32
6. Step 6: Final answer
   x = 212,010,716.71