Finding the Fourth Proportional to 19,970,227.72, 29,956,196.33 and 7,842,315.36

Step by Step Solution

1. Step 1: Write the proportion equation
   19,970,227.72 : 29,956,196.33 = 7,842,315.36 : x
2. Step 2: Convert to fraction form
   19,970,227.72/29,956,196.33 = 7,842,315.36/x
3. Step 3: Cross multiply
   19,970,227.72x = 29,956,196.33 × 7,842,315.36
4. Step 4: Simplify right side
   19,970,227.72x = 234,925,938,584,076.91
5. Step 5: Solve for x
   x = 234,925,938,584,076.91/19,970,227.72
6. Step 6: Final answer
   x = 11,763,808.70