Finding the Fourth Proportional to 42,096,153,950.52, 63,123,568,460.82 and 20,824,024,929.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,096,153,950.52 : 63,123,568,460.82 = 20,824,024,929.72 : x
2. Step 2: Convert to fraction form
   42,096,153,950.52/63,123,568,460.82 = 20,824,024,929.72/x
3. Step 3: Cross multiply
   42,096,153,950.52x = 63,123,568,460.82 × 20,824,024,929.72
4. Step 4: Simplify right side
   42,096,153,950.52x = 1,314,486,763,281,002,790,912
5. Step 5: Solve for x
   x = 1,314,486,763,281,002,790,912/42,096,153,950.52
6. Step 6: Final answer
   x = 31,225,816,135.75