Finding the Third Proportional to 13,519,423,103.91 and 19,874,151,700.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,519,423,103.91 : 19,874,151,700.59 = 19,874,151,700.59 : x
2. Step 2: Convert to fraction form
   13,519,423,103.91/19,874,151,700.59 = 19,874,151,700.59/x
3. Step 3: Cross multiply
   13,519,423,103.91x = 19,874,151,700.59 × 19,874,151,700.59
4. Step 4: Simplify right side
   13,519,423,103.91x = 394,981,905,818,223,443,968
5. Step 5: Solve for x
   x = 394,981,905,818,223,443,968/13,519,423,103.91
6. Step 6: Final answer
   x = 29,215,884,641.12