Finding the Fourth Proportional to 31,863,413,567.48, 47,771,557,870.79 and 19,269,472,164.89

Step by Step Solution

1. Step 1: Write the proportion equation
   31,863,413,567.48 : 47,771,557,870.79 = 19,269,472,164.89 : x
2. Step 2: Convert to fraction form
   31,863,413,567.48/47,771,557,870.79 = 19,269,472,164.89/x
3. Step 3: Cross multiply
   31,863,413,567.48x = 47,771,557,870.79 × 19,269,472,164.89
4. Step 4: Simplify right side
   31,863,413,567.48x = 920,532,704,664,419,303,424
5. Step 5: Solve for x
   x = 920,532,704,664,419,303,424/31,863,413,567.48
6. Step 6: Final answer
   x = 28,889,958,783.45