Finding the Fourth Proportional to 50,690,288.80, 69,953,973.98 and 28,667,081.62

Step by Step Solution

1. Step 1: Write the proportion equation
   50,690,288.80 : 69,953,973.98 = 28,667,081.62 : x
2. Step 2: Convert to fraction form
   50,690,288.80/69,953,973.98 = 28,667,081.62/x
3. Step 3: Cross multiply
   50,690,288.80x = 69,953,973.98 × 28,667,081.62
4. Step 4: Simplify right side
   50,690,288.80x = 2,005,376,281,672,123.25
5. Step 5: Solve for x
   x = 2,005,376,281,672,123.25/50,690,288.80
6. Step 6: Final answer
   x = 39,561,350.49